Q: What Is Coreopsis?

Coreopsis, also known as tickseed, is a genus of flowering plants in the daisy family Asteraceae. They are native to North and South America, and there are over one hundred species available, with countless hybrids. They are admired for their vibrant, daisy-like flowers and ease of care. Here are some interesting facts about coreopsis: They come in a variety of colors, including yellow, orange, red, pink, and white. They bloom from early summer to fall. They are drought tolerant and deer resistant. They are easy to grow and care for, making them a great choice for beginner gardeners. They attract pollinators, such as bees and butterflies. Here are some tips for growing coreopsis: Plant them in full sun or partial shade. They prefer well-drained soil but can tolerate poor soil conditions. Water them regularly until they are established, then water them deeply during dry periods. Deadhead spent flowers to encourage more blooms. Divide perennial coreopsis every three to four years. Coreopsis can be used in a variety of ways in the garden: They can be planted in beds and borders. They can be used as edging plants. They can be grown in containers. They can be cut for fresh flowers.

Question 1

Why Choose Coreopsis:

Accepted Answer

From summer to fall! Coreopsis, also known as Tickseed, are beloved by gardeners for their cheerful disposition, incredible bloom power, and remarkable ease of care.

Exceptional Bloom Time: Enjoy months of continuous color! Coreopsis are renowned for their exceptionally long blooming season, often flowering from early summer right through to the first frosts. Your garden will be a constant source of cheerful color.

Brilliant, Sunny Colors: Coreopsis flowers come in a dazzling array of sunny hues, including vibrant yellows, oranges, reds, and even bi-colors. They bring warmth and energy to any garden space.
Low Maintenance & Easy to Grow: Perfect for busy gardeners and beginners alike! Coreopsis is remarkably low-maintenance, requiring minimal care once established. They thrive on neglect and are forgiving of less-than-perfect conditions.
Drought Tolerant: Once established, Coreopsis is wonderfully drought-tolerant, making them ideal for water-wise gardens and regions with hot, dry summers. Save water and still have a beautiful, blooming garden.
Attracts Pollinators: Welcome beneficial insects to your garden! Coreopsis flowers are magnets for butterflies, bees, and other pollinators, helping to create a vibrant and healthy ecosystem in your backyard.
Versatile Planting: Coreopsis is incredibly versatile and can be used in a variety of garden settings. They are fantastic in borders, cottage gardens, meadows, containers, and for mass plantings.
Deer Resistant (Generally): While no plant is completely deer-proof, Coreopsis is generally considered deer-resistant, making them a great choice for gardens where deer are a concern.
Excellent Cut Flowers: Bring the sunshine indoors! Coreopsis flowers are lovely and long-lasting cut flowers, perfect for brightening up your home with cheerful bouquets.

Bring the effortless beauty and long-lasting color of Coreopsis to your garden today! Order your plants now and get ready for a summer filled with sunshine and blooms.

Question 2

Planting and Growing Coreopsis

Accepted Answer

Growing Coreopsis is easy and rewarding!

When to Plant: The best time to plant Coreopsis is in spring after the last frost, or in early fall to establish before winter. Spring planting allows for a full season of blooms in the first year.

Choosing the Right Location:

Light: Coreopsis thrives in full sun, requiring at least 6-8 hours of direct sunlight per day for optimal flowering. They can tolerate partial shade, but blooming may be reduced.
Soil: Coreopsis prefers well-drained soil. They are quite adaptable to different soil types but will perform best in moderately fertile soil. Avoid overly rich or heavy clay soils, which can lead to leggy growth and root rot. Amend heavy clay with compost or other organic matter to improve drainage.

Planting Your Coreopsis

Prepare the Planting Area: Loosen the soil in the planting area and amend with compost if needed to improve drainage and fertility, especially in poor soils.
Dig the Hole: Dig a hole that is slightly wider and as deep as the root ball of your Coreopsis plant.
Planting Depth: Gently remove the plant from its container and loosen any circling roots. Place the plant in the hole, ensuring the top of the root ball is level with the surrounding soil surface. Do not plant too deeply.
Spacing: Space Coreopsis plants 12-18 inches apart, depending on the mature size of the variety you are planting. Check plant tags or descriptions for specific spacing recommendations. Closer spacing will create a fuller look faster, but ensure good air circulation.
Backfill and Water: Fill the hole with soil, gently firming around the plant. Water thoroughly after planting to settle the soil.

Caring for Your Coreopsis

Watering:

During Establishment: Water regularly after planting to help establish the root system. Keep the soil consistently moist but not waterlogged during the first few weeks.
Established Plants: Once established, Coreopsis is drought-tolerant and prefers moderate watering. Water deeply when the top inch of soil feels dry, especially during hot, dry periods. Avoid overwatering, which can lead to root rot. Allow the soil to dry slightly between waterings.

Fertilizing: Coreopsis is not a heavy feeder and generally does not require much fertilization. Over-fertilizing can lead to excessive foliage growth at the expense of flowers, and weaker stems. If desired, you can apply a light application of a balanced fertilizer in early spring as new growth emerges. Avoid high-nitrogen fertilizers.
Deadheading: Deadheading (removing faded flowers) is highly recommended to encourage continuous blooming throughout the season. Pinch or cut off spent flower heads just below the flower, down to a set of leaves or side shoot. This prevents seed production and directs the plant's energy into producing more flowers.
Pruning/Cutting Back: If plants become leggy or start to decline in mid-summer, you can cut them back by about one-third to rejuvenate them and encourage a fresh flush of blooms in late summer or fall. You can also shear them back after the first major bloom flush to maintain a neater shape.
Overwintering: Most Coreopsis varieties are perennial in USDA Hardiness Zones 4-9 (check specific variety hardiness). In colder zones, mulching around the base of the plants in late fall can help protect them over winter. In spring, remove mulch as new growth emerges.
Division: Over time, Coreopsis clumps can become crowded. You can divide plants every 2-3 years in spring or fall to rejuvenate them and prevent overcrowding. This also helps propagate new plants.

Enjoying Your Coreopsis

Long-Lasting Blooms: Relish the extended bloom season from summer to fall.
Cut Flower Gardens: Incorporate them into cut flower gardens for beautiful and cheerful bouquets.
Pollinator Gardens: Plant them in pollinator gardens to attract butterflies and bees.
Low-Maintenance Borders & Beds: Use them in borders, beds, and mass plantings for easy, vibrant color.

With their sunny disposition and easy-going nature, Coreopsis plants are sure to bring joy and vibrant color to your garden all summer long! Happy Gardening!

Question 3

Coreopsis Taxonomy

Accepted Answer

Kingdom: Plantae (Plants)
Clade: Tracheophytes (Vascular plants)
Clade: Angiosperms (Flowering plants)
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae (Aster, daisy, or sunflower family)
Subfamily: Asteroideae
Tribe: Coreopsideae
Genus: Coreopsis L.

Description

Coreopsis is a diverse genus containing approximately 80 species.
They are primarily native to North and South America, with a few species found in Africa.
The genus includes both annual and perennial plants.
They are known for their vibrant, daisy-like flowers, which typically have yellow ray florets and a darker central disk.
The leaves are usually opposite and can be simple or compound.

Common Names

Tickseed (due to the resemblance of the seeds to ticks)
Calliopsis

Classification

The taxonomy of Coreopsis has been subject to revisions. It was previously divided into 11 sections, but the African species were reclassified as Bidens. The remaining species are grouped into:

11 North American sections (45 species)
1 South American section (Pseudoagarista) (35 species)

Note: Coreopsis is closely related to the genus Bidens, and their classifications have been intertwined. Coreopsis is considered paraphyletic, meaning it contains some but not all descendants of a common ancestor.

Key Features

Flowers: Usually daisy-like with yellow rays and a darker center. Can also be orange, red, or pink.
Leaves: Mostly opposite, can be simple or divided.
Growth Habit: Can be annual or perennial, forming mounds or upright clumps.
Habitat: Varies depending on the species, but often found in meadows, prairies, and open woodlands.

Popular Species

Coreopsis grandiflora: Large-flowered tickseed
Coreopsis lanceolata: Lanceleaf tickseed
Coreopsis tinctoria: Plains coreopsis
Coreopsis verticillata: Threadleaf coreopsis

This information provides a general overview of the taxonomy and characteristics of Coreopsis.

Question 4

Coreopsis Morphology

Accepted Answer

Coreopsis displays a variety of morphological characteristics, which contribute to its diversity and adaptability. Here is a breakdown of the key features:

1. Growth Habit

Annuals: Complete their life cycle in one growing season. Examples: Coreopsis tinctoria (Plains coreopsis)
Perennials: Live for multiple years. Examples: Coreopsis lanceolata (Lanceleaf tickseed), Coreopsis verticillata (Threadleaf coreopsis)
Herbaceous: Non-woody stems that die back to the ground in winter (for perennials).

2. Roots

Fibrous root system: A network of fine roots that spread out horizontally and vertically.
Rhizomes (in some species): Underground stems that can send up new shoots, contributing to the plant's spread.

3. Stems

Erect or ascending: Growing upright or with an upward angle.
Branched or unbranched: Depending on the species, stems may have many branches or remain relatively unbranched.
Smooth or slightly hairy: Texture can vary.

4. Leaves

Opposite arrangement: Leaves are positioned directly across from each other on the stem.
Simple or compound:

Simple: Undivided leaf blade (e.g., Coreopsis lanceolata).
Compound: Leaf blade divided into leaflets (e.g., Coreopsis tinctoria).

Leaf shape: Variable, including lanceolate (lance-shaped), linear, or pinnately divided.
Leaf margins: Can be entire (smooth) or toothed.

5. Flowers

Inflorescence: Typically, solitary flower heads or loose clusters at the ends of stems.
Flower head structure:

Ray florets: The outer, petal-like structures that are often yellow but can also be orange, red, or pink.
Disc florets: The central part of the flower head, usually composed of tightly packed, tubular florets in shades of yellow, brown, or purple.

Involucral bracts: A series of small, leaf-like structures that surround the base of the flower head.

6. Fruits

Achenes: Small, dry, one-seeded fruits that are often flattened and may have a pappus (a tuft of hairs) for wind dispersal.
Seed morphology: The seeds are often described as resembling ticks, which is the origin of the common name "tickseed."

Variations

There is considerable morphological variation among Coreopsis species, particularly in leaf shape, flower color, and growth habit.
Hybridization and selective breeding have led to the development of cultivars with unique features, such as double flowers or unusual colors.

This detailed morphology helps to identify and distinguish Coreopsis species and contributes to their ecological roles and ornamental value.

Question 5

Coreopsis Cultivation

Accepted Answer

Coreopsis, with its cheerful daisy-like flowers, is a relatively easy-to-grow plant that thrives in sunny gardens. Here is a guide to cultivating these vibrant blooms:

Planting

Timing:

Seeds: Sow outdoors after the last frost in spring. For a head start, start seeds indoors 6-8 weeks before the last frost.
Transplants: Plant in spring or early summer.

Location: Choose a sunny spot that receives at least 6-8 hours of direct sunlight per day. Some afternoon shade is beneficial in hot climates.
Soil: Well-drained soil is crucial. Coreopsis tolerates a range of soil types but prefers slightly acidic to neutral pH (6.0-7.0).
Spacing: Space plants 12-18 inches apart, depending on the mature size of the variety.

Care

Watering: Water regularly after planting until established. Once established, coreopsis is relatively drought-tolerant but benefits from occasional watering during dry periods. Avoid overwatering, as soggy soil can lead to root rot.
Fertilizing: Coreopsis is not a heavy feeder. Amending the soil with compost before planting usually provides sufficient nutrients. You can also apply a balanced, slow-release fertilizer in spring if needed.
Deadheading: Regularly remove faded flowers to encourage continuous blooming and prevent self-seeding.
Pinching: Pinch back young plants to promote bushier growth.
Staking: Taller varieties may need staking to prevent flopping.

Maintenance

Dividing: Divide perennial coreopsis every 2-3 years in spring or fall to maintain plant vigor and prevent overcrowding.
Pests and Diseases: Coreopsis is generally pest-resistant. Potential problems include aphids, powdery mildew, and leaf spot. Monitor plants regularly and address issues promptly.

Growing in Containers

Container Choice: Choose a container at least 8-10 inches deep and wide with drainage holes.
Soil: Use a well-draining potting mix.
Watering: Container-grown coreopsis requires more frequent watering than those planted in the ground.
Fertilizing: Use a balanced liquid fertilizer every 4-6 weeks during the growing season.

Tips

Mulching: Apply a layer of mulch around plants to conserve moisture, suppress weeds, and moderate soil temperature.
Choosing Varieties: Select varieties that are suitable for your climate and garden space. Consider factors such as height, flower color, and bloom time.
Attracting Pollinators: Coreopsis is a great choice for attracting bees, butterflies, and other pollinators to your garden.

By following these guidelines, you can enjoy the vibrant colors and easy care of coreopsis in your garden.

Question 6

Calendar of Care – Coreopsis Maintenance

Accepted Answer

This calendar provides a general guideline for maintaining your coreopsis plants throughout the year. Remember to adjust the timing based on your specific climate and the needs of your plants.

Early Spring

Cleanup: Remove any dead foliage or debris from around the plants.
Fertilize: Apply a light application of granular 10-10-10 fertilizer or side-dress with compost and organic amendments as new growth appears.
Divide: Divide overcrowded clumps of perennial coreopsis every 2-3 years.
Watering: Water newly planted coreopsis regularly if spring rains are sporadic.

Late Spring

Planting: Sow seeds or plant transplants after the last frost.
Pinching: Pinch back young plants to encourage bushier growth.

Summer

Deadheading: Deadhead regularly (daily or every few days) for prolonged bloom.
Watering: Water deeply during dry periods, especially for container-grown plants.
Pest and Disease Control: Monitor for pests (aphids) and diseases (powdery mildew, leaf spot) and address issues promptly.
Shearing: In mid- to late summer, when flowering slows down, shear plants back by ¼ to ½ to encourage more attractive form and possible reblooming in autumn.

Fall

Cleanup: Remove spent flowers and foliage to prevent self-seeding, if desired. Leave some seed heads for birds.
Mulching: Apply a layer of mulch around the base of the plants to protect the crowns over winter.
Dividing: Divide perennials if not done in spring.

Winter

Protection: In colder climates, protect coreopsis crowns with a layer of evergreen boughs or straw.
Planning: Review your coreopsis performance this year and make plans for new varieties or plantings next spring.

Important Notes:

Watering: Adjust watering frequency based on rainfall and soil moisture. Coreopsis is drought-tolerant once established but benefits from occasional watering during extended dry periods.
Fertilizing: Avoid over-fertilization, as it can lead to leggy growth and fewer blooms.
Climate: This calendar is a general guide. Adjust the timing based on your specific climate and growing conditions.
Variety: Different coreopsis varieties may have slightly different needs. Refer to specific care instructions for your chosen variety.

By following this calendar and providing attentive care, you can ensure your coreopsis plants thrive and provide beautiful blooms for years to come.

Question 7

Coreopsis Species, Groups, Varieties and Cultivars

Accepted Answer

The world of Coreopsis is vast and diverse, with a wide array of species, groups, varieties, and cultivars to explore. Here is a breakdown to help you navigate this beautiful genus:

Species

There are roughly 80 species of Coreopsis, mostly native to North and South America. Some key species include:

Coreopsis grandiflora (Large-flowered tickseed): Known for its large, showy flowers, this popular species comes in various shades of yellow and has a long blooming season.
Coreopsis lanceolata (Lanceleaf tickseed): A widespread species with lance-shaped leaves and bright yellow flowers. It is drought-tolerant and thrives in full sun.
Coreopsis verticillata (Threadleaf coreopsis): This species features delicate, thread-like foliage and masses of small, star-shaped flowers in yellow, orange, or red hues.
Coreopsis tinctoria (Plains coreopsis): An annual species with vibrant, bi-colored flowers in shades of yellow and red. It is often used as a cut flower.
Coreopsis rosea (Pink tickseed): A charming species with dainty pink flowers. It prefers moist soils and is a good choice for rain gardens or areas with partial shade.

Groups

While formal groups within Coreopsis are not always clearly defined, you can often find them categorized by growth habit, flower type, or foliage characteristics:

Annuals vs. Perennials: As mentioned earlier, some species are annuals, completing their life cycle in one year, while others are perennials, returning year after year.
Tall vs. Dwarf: Some Coreopsis species grow tall, reaching 3 feet or more, while others are compact and ideal for borders or containers.
Flower Color: You will find Coreopsis with yellow, orange, red, pink, and even bi-colored flowers.
Foliage: Some have broad leaves, others have fine, thread-like foliage.

Varieties and Cultivars

These are variations within a species, often developed through breeding or selection for specific traits:

Coreopsis grandiflora 'Early Sunrise': A variety of large-flowered tickseed with semi-double, golden-yellow flowers.
Coreopsis verticillata 'Zagreb': A popular cultivar of threadleaf coreopsis with golden-yellow flowers and a compact growth habit.
Coreopsis verticillata 'Moonbeam': A cultivar with pale yellow, almost creamy flowers.
Coreopsis rosea 'Nana': A dwarf variety of pink tickseed with a compact growth habit.

Tips for Choosing

Consider your climate: Choose species and varieties that are well-suited to your growing conditions.
Think about your garden design: Select Coreopsis that complements your existing plants in terms of color, height, and texture.
Look for disease resistance: Some cultivars are bred to be more resistant to common diseases like powdery mildew.

With so many options available, you are sure to find the perfect Coreopsis to add a touch of sunshine to your garden!

Question 8

Coreopsis for mass planting

Accepted Answer

Coreopsis is a fantastic choice for mass plantings, offering a vibrant and low-maintenance solution to fill large garden spaces with color. Here is why it works so well and some top picks for stunning mass displays:

Why Coreopsis excels in mass plantings:

Showy blooms: The abundant, daisy-like flowers create a sea of color that is visually impactful.
Long blooming season: Many Coreopsis varieties bloom for weeks, even months, providing continuous color throughout the summer and into fall.
Easy care: Once established, Coreopsis is drought-tolerant and requires minimal maintenance.
Variety: With diverse heights, colors, and forms, you can find the perfect Coreopsis to suit your design aesthetic.
Attracts pollinators: Mass plantings of Coreopsis become a haven for bees, butterflies, and other beneficial insects.

Top Coreopsis picks for mass planting:

Coreopsis grandiflora 'Early Sunrise': This variety boasts large, semi-double, golden-yellow flowers and a long blooming season. Its upright habit (reaching 18-24 inches tall) makes it ideal for the middle or back of a border.
Coreopsis lanceolata (Lanceleaf coreopsis): This reliable and adaptable species forms clumps of bright yellow flowers on sturdy stems. It tolerates a wide range of conditions and thrives in full sun.
Coreopsis verticillata 'Zagreb': This cultivar of threadleaf coreopsis is a workhorse, producing masses of golden-yellow flowers all summer long. Its compact growth habit (12-18 inches tall) makes it suitable for smaller spaces or the front of a border.
Coreopsis verticillata 'Moonbeam': The pale yellow, almost creamy flowers of 'Moonbeam' create a soft and dreamy effect in mass plantings. It blends beautifully with other perennials and adds a touch of elegance.
Coreopsis tinctoria (Plains coreopsis): If you are looking for a more naturalized look, consider this annual species. It readily self-sows, creating drifts of vibrant, bi-colored flowers in shades of yellow and red.

Design tips for mass planting Coreopsis:

Consider color combinations: Combine different Coreopsis varieties for a tapestry of colors, or pair them with complementary perennials like purple coneflowers, blue salvias, or ornamental grasses.
Vary heights: Create visual interest by combining Coreopsis of different heights. Place taller varieties at the back and shorter ones towards the front.
Spacing: Space plants according to their mature size, typically 12-18 inches apart. This allows for good air circulation and prevents overcrowding.
Prepare the soil: Ensure well-drained soil for optimal growth. Amend with compost before planting to improve drainage and fertility.
Maintenance: Deadhead regularly to encourage continuous blooming and prevent self-seeding, if desired.

With its cheerful disposition and easy care, Coreopsis is a sure bet for creating a breathtaking mass planting that will brighten your garden for years to come.

Question 9

Coreopsis auriculata

Accepted Answer

Common Names: Eared Coreopsis, Ear-leaved Tickseed, Lobed Coreopsis, Lobed Tickseed, Mouse-eared Coreopsis

Previously known as: Coreopsis auriculata var. diversifoliaCoreopsis diversifoliaCymbaecarpa auriculata

Phonetic Spelling kor-ee-OP-sis aw-rik-yoo-LAY-tuh

Description

Mouse-eared Tickseed is a low-maintenance, native perennial that thrives in borders, beds, and naturalized areas. Its attractive blooms persist throughout the growing season, adding a touch of beauty to your garden. While tolerant of humidity and some dry conditions, it may not withstand severe drought as well as other Coreopsis species.

Key Features:

Native Perennial: Well-suited for naturalized gardens.
Low Maintenance: Requires minimal care.
Attractive Blooms: Long-lasting flowers add color to your landscape.
Deer Resistant: Safe for deer-prone areas.
Beneficial for Wildlife: Provides nectar for pollinators and seeds for songbirds.

Planting and Care:

Deadheading: Remove spent flower stalks to encourage continuous blooming.
Shearing: Trim plants in mid-summer for a fall rebloom and to maintain a tidy appearance.
Dividing: Divide clumps in spring to propagate or control the spread.

Common Problems:

Crown Rot: Avoid moist, poorly drained soils to prevent crown rot.
Sprawling Growth: May become unruly in moist or fertile conditions.
Foliage Burn: Can suffer from foliage burn in hot, dry summers.

Note: Some cultivars exhibit resistance to pythium root rot.

Mouse-eared Tickseed is a versatile and resilient perennial that adds beauty and low-maintenance charm to your garden.

Additional Information:

Growth: Grows 1-2 feet tall and spreads 6-9 inches.
Leaves: Ear-shaped, hairy leaves.
Flowers: Daisy-like flowers with yellow petals and a yellow center.
Bloom Time: Blooms primarily from April to June.
Uses: Ideal for meadows, naturalized areas, walkways, butterfly gardens, cottage gardens, native gardens, pollinator gardens, rock gardens, accents, borders, mass plantings, and small groups.

Mouse-eared Tickseed is a valuable addition to any garden, offering beauty, low maintenance, and benefits for wildlife.

Question 10

Coreopsis lanceolata

Accepted Answer

Common Names: Lanceleaf Coreopsis, Lance-Leaved Coreopsis, Longstalk Coreopsis, Sand Coreopsis, Tickseed

Phonetic Spelling kor-ee-OP-sis lan-see-oh-LAY-tah

Lanceleaf Coreopsis is a vibrant native wildflower that adds a burst of color to prairies, glades, fields, and roadsides. Its cheerful yellow blooms attract pollinators and provide food for birds, making it a valuable addition to any garden.

Key Features:

Native Wildflower: Thrives in naturalized settings.
Attracts Wildlife: Invites butterflies, bees, and songbirds.
Low Maintenance: Requires minimal care.
Drought and Heat Tolerant: Resilient to challenging conditions.

Planting and Care:

Soil: Prefers full sun and well-drained soil. Can be aggressive in fertile conditions.
Maintenance: Deadhead spent flowers to control self-seeding and promote continuous blooming. Divide every 2-3 years to maintain vigor.
Pruning: Cut back plants if they become overly sprawling.

Uses:

Naturalized Areas: Adds beauty to meadows and prairies.
Pollinator Gardens: Supports beneficial insects.
Borders and Mass Plantings: Creates a striking visual display.

Additional Information:

Growth: Grows 2 feet tall and spreads easily.
Flowers: Yellow blooms with a daisy-like appearance.
Leaves: Lance-shaped leaves.
Resistance: Resistant to deer, drought, heat, and humidity.
Problems: Crown rot may occur in poorly drained soils.

Lanceleaf Coreopsis is a versatile and low-maintenance wildflower that brings joy and beauty to your garden.

Question 11

Coreopsis latifolia

Accepted Answer

Common Names: Broadleaf Coreopsis, Broadleaf Tickseed, Coreopsis

Phonetic Spelling kor-ee-OP-sis lat-ih-FOE-lee-ah

Broadleaf Coreopsis is a native perennial wildflower that thrives in moist, rich woodland areas of the southern Appalachians. Its vibrant yellow flowers add a touch of color to shaded landscapes, attracting bees and providing food for birds.

Key Features:

Native Perennial: Well-suited for naturalized woodland settings.
Attracts Wildlife: Invites bees and songbirds to your garden.
Low Maintenance: Requires minimal care.
Shade Tolerance: Thrives in dappled sunlight or deep shade.

Planting and Care:

Soil: Prefers moist, well-drained soil with high organic matter.
Spacing: Plant 12 inches apart.
Maintenance: Minimal care required.

Uses:

Woodland Gardens: Adds color and interest to shaded areas.
Naturalized Areas: Creates a naturalized look.
Pollinator Gardens: Supports beneficial insects.

Additional Information:

Growth: Grows 2-4 feet tall and 3-5 feet wide.
Leaves: Oval leaves up to 8 inches long.
Flowers: Yellow flower heads with 5 ray petals.
Bloom Time: Blooms from July to September.
Spread: Spreads by rhizomes.

Broadleaf Coreopsis is a beautiful and low-maintenance addition to woodland gardens, providing a burst of color and supporting wildlife.

Question 12

Coreopsis verticillata

Accepted Answer

Common Name(s): Threadleaf Coreopsis, Thread-leaf Tickseed, Tickseed, Whorled Coreopsis

Phonetic Spelling kor-ee-OP-sis ver-tik-il-LAY-tah

Common Names: Threadleaf Coreopsis, Thread-leaf Tickseed, Tickseed, Whorled Coreopsis Phonetic Spelling: kor-ee-OP-sis ver-tik-il-LAY-tah

Description: Threadleaf Coreopsis is a native perennial in the daisy family that forms dense, bushy clumps. It typically grows 2-3 feet tall with a similar spread. This adaptable plant thrives in infertile sandy and rocky soils and tolerates drought, low levels of salt, poor soil conditions, heat, and humidity. While it prefers well-drained soil, it can withstand occasional dryness.

Attributes:

Genus: Coreopsis
Species: verticillata
Family: Asteraceae
Life Cycle: Perennial
Recommended Propagation: Division, root cuttings, seed
Origin: North America, Southeastern US
Fire Risk: Medium flammability
Wildlife Value: Attracts butterflies, bees, and other pollinators; seeds are eaten by songbirds.
Dimensions: Height: 2 ft. 6 in. - 3 ft. 0 in.; Width: 1 ft. 5 in. - 2 ft. 0 in.

Whole Plant Traits:

Plant Type: Herbaceous perennial, native plant, wildflower
Habit: Clumping, dense, erect, mounding, multi-stemmed, spreading
Growth Rate: Rapid
Maintenance: Low
Texture: Fine

Cultural Conditions:

Light: Full sun (6 or more hours)
Soil: Clay, sand, shallow rocky, acid to neutral, well-drained
Space: 12 inches-3 feet

USDA Hardiness Zones: 3a-9b

Fruit:

Color: Brown/copper
Display Time: Summer
Type: Achene
Size: < 1 inch
Description: Dark colored achene seed form after blooming. Displays from July to October.

Flowers:

Color: Gold/yellow
Inflorescence: Cyme
Value: Good cut, long bloom season, long-lasting, showy
Bloom Time: Spring, summer
Shape: Radial
Petals: 7-20 petals/rays
Size: 1-3 inches
Description: 1-2 inch daisy-like flowers with 8 petals around a yellow center disk in loose clusters. They bloom from May to July. Unlike some coreopsis, the petals are not notched.

Leaves:

Type: Compound (Pinnately, Bipinnately, Palmately)
Arrangement: Opposite
Shape: Palmatifid
Margin: Entire
Hairs: No
Size: 1-3 inches
Description: Stemless, thread-like, dark-green leaves divided into 3 segments in a whorled pattern around the stems.

Stem:

Color: Green
Aromatic: No
Description: Thin green stems

Landscape:

Location: Coastal, naturalized area, patio
Themes: Butterfly garden, children's garden, cottage garden, cutting garden, drought-tolerant garden, native garden, pollinator garden, rock garden
Design: Mass planting, small groups

Attracts: Bees, butterflies, pollinators, songbirds

Resistance: Deer, drought, dry soil, heat, humidity, poor soil, rabbits, salt

Additional Notes:

Consider shearing the plant after blooming to encourage fall flowers.
Threadleaf Coreopsis can spread by rhizomes and self-seed.
Avoid over-fertilizing as it can lead to weak stems.
This plant is a great choice for low-maintenance gardens and naturalized areas.

Question 13

What Is Coreopsis?

Accepted Answer

Coreopsis, also known as tickseed, is a genus of flowering plants in the daisy family Asteraceae. They are native to North and South America, and there are over one hundred species available, with countless hybrids. They are admired for their vibrant, daisy-like flowers and ease of care.

Here are some interesting facts about coreopsis:

They come in a variety of colors, including yellow, orange, red, pink, and white.
They bloom from early summer to fall.
They are drought tolerant and deer resistant.
They are easy to grow and care for, making them a great choice for beginner gardeners.
They attract pollinators, such as bees and butterflies.
Here are some tips for growing coreopsis:
Plant them in full sun or partial shade.
They prefer well-drained soil but can tolerate poor soil conditions.
Water them regularly until they are established, then water them deeply during dry periods.
Deadhead spent flowers to encourage more blooms.
Divide perennial coreopsis every three to four years.
Coreopsis can be used in a variety of ways in the garden:
They can be planted in beds and borders.
They can be used as edging plants.
They can be grown in containers.
They can be cut for fresh flowers.

Question 14

How Do I plant Coreopsis?

Accepted Answer

Transplanting coreopsis from containers is a simple process that can be done anytime between spring and early fall, as long as there's no threat of frost. Here is a step-by-step guide:

Choose the right time: Ideally, transplant your coreopsis when the soil is moist but not soggy. Avoid transplanting on hot, dry days or during windy weather.
Prepare the planting site: Choose a location in your garden that receives at least 6 hours of sunlight per day. Coreopsis thrives in well-draining soil, so amend your soil with compost or other organic matter if it is heavy clay. Dig a hole that is twice the size of the root ball of your coreopsis plant.
Gently remove the coreopsis from the container: Water the plant thoroughly a few hours before transplanting. Tip the container on its side and gently tap the bottom to loosen the root ball. Slide the plant out of the container, taking care not to damage the roots.
Plant the coreopsis in the prepared hole: Place the coreopsis in the hole at the same depth it was in the container. Backfill the hole with soil and gently tamp it down to remove air pockets. Water the plant deeply to settle the soil around the roots.
Water regularly and provide proper care: Keep the soil moist for the first few weeks after transplanting. Once established, coreopsis is drought-tolerant and only needs occasional watering during dry periods. Deadhead spent flowers to encourage more blooms throughout the season.

Additional tips:

If your coreopsis is rootbound, you may need to gently loosen the roots before planting.
When transplanting multiple coreopsis plants, space them according to their mature size. Most varieties require 12 to 18 inches of spacing.
Mulch around your coreopsis plants with a layer of organic material to help retain moisture and suppress weeds.

With proper care, your transplanted coreopsis should thrive in its new home and provide you with beautiful blooms for many seasons to come!

Question 15

What Are The Different Varieties Of Coreopsis?

Accepted Answer

There are over one hundred species and countless hybrids of coreopsis, each with its own unique charm and characteristics. Here is a glimpse into some of the most popular varieties, classified by their:

Species:

Large-flowered tickseed (Coreopsis grandiflora): Produces large, showy blooms in golden yellow, often with burgundy centers. Grows up to 2-3 feet tall and is ideal for borders and cut flowers.
Lanceleaf coreopsis (Coreopsis lanceolata): Features finely cut foliage and bright yellow flowers with reddish centers. Reaches about 1-2 feet tall and thrives in dry conditions.
Threadleaf coreopsis (Coreopsis verticillata): Boasts airy foliage and numerous small yellow flowers. Shorter than other species, growing only 1-2 feet, perfect for edging and containers.
Pink tickseed (Coreopsis rosea): The only species with naturally pink flowers, adding a delicate touch to gardens. Prefers cooler climates and grows roughly 1-2 feet tall.

Flower Color:

Reds and Pinks: 'Red Velvet', 'Rosea Nana', 'Sweet Dreams'
Oranges and Bronzes: 'Moonbeam', 'Golden Sphere', 'Mango Punch'
Bicolor: 'Mardi Gras' (yellow with red base), 'Mercury Rising' (red and yellow stripes), 'Sienna Sunset' (yellow with burgundy border)

Bloom Form:

Double blooms: 'Sunburst', 'Double Corona', 'Full Moon'
Daisy-like flowers: 'Early Sunrise', 'Limerock', 'Tetra Gold'
Threadleaf forms: 'Moonbeam', 'Golden Fleece', 'Route 66'

Growth Habit:

Tall: 'Sunflare', 'Zagreb', 'Big Red' (up to three feet)
Short: 'Citrine', 'Garnet', 'Early Sunrise' (around one foot)
Spreading: 'Moonbeam', 'Jive', 'Sweet Dreams'

This is just a small sampling of the vast diversity of coreopsis. It is always best to choose varieties based on your specific needs and preferences, such as climate, desired bloom color, and garden space.

Question 16

How Do I Care For Coreopsis In My Garden?

Accepted Answer

Taking care of coreopsis in your garden is a straightforward process, even for beginner gardeners. Here are some key things to keep in mind:

Sun and Soil:

Location: Coreopsis thrives in full sun (at least 6 hours a day) for optimal blooming. They can tolerate some light shade but may have reduced blooms.
Soil: Well-draining soil is crucial. They prefer slightly acidic to neutral soil (pH 6.0-7.0) but can adapt to a wider range. Amend heavy clay soil with compost or other organic matter for better drainage.

Watering and Feeding:

Watering: Young plants need regular watering until established. Once established, they are quite drought tolerant. Water deeply during hot, dry periods to encourage healthy roots. Avoid overwatering, as they do not like soggy soil.
Feeding: In general, coreopsis is not heavy feeders. A light application of balanced fertilizer in spring, or a slow-release fertilizer, is enough. Too much fertilizer can actually hinder blooming.

Maintenance:

Deadheading: Regularly removing spent flowers (deadheading) throughout the season encourages continuous blooming. Simply pinch off the flowers just below the faded bloom.
Dividing: Perennial coreopsis benefit from dividing every 3-4 years to prevent overcrowding and maintain vibrant blooms. This is best done in spring or fall.
Cutting back: If your coreopsis becomes leggy or flops over, you can cut them back by one-third in late summer. This will promote bushier growth and a second flush of blooms.

Pest and Disease Control:

Coreopsis are generally pest- and disease-resistant. However, watch out for occasional problems like powdery mildew (fungal) and aphids (insects). These can be managed organically with neem oil or insecticidal soap sprays.

Additional Tips:

Mulch around your coreopsis with organic material like wood chips or bark to retain moisture, suppress weeds, and regulate soil temperature.
Taller varieties may need staking for support when in bloom.
Deadheading attracts pollinators like bees and butterflies to your garden.
Some species self-seed readily, creating new plants in unexpected places. You can either leave them or pull up unwanted seedlings.

By following these basic care tips, you can enjoy a lush and colorful display of coreopsis in your garden throughout the summer season. They are low-maintenance, versatile, and reward you with cheerful blooms, making them a perfect choice for gardeners of all levels.

Question 17

Coreopsis Plants Attract Pollinators?

Accepted Answer

Coreopsis plants are magnet for pollinators, especially bees, butterflies, and hummingbirds. They offer these winged visitors several irresistible attractions:

Abundant Nectar: Coreopsis flowers produce copious amounts of sweet nectar, a vital energy source for pollinators. The nectar is easily accessible thanks to the open, daisy-like flower heads.
Pollen Richness: Coreopsis also produces plenty of pollen, the protein-rich food essential for raising young. The pollen is readily available on the flower's stamen, making it easy for pollinators to collect.
Vibrant Colors: Many coreopsis varieties boast bright yellow, orange, pink, and red blooms. These bold colors are highly visible to pollinators, serving as beacons that advertise the availability of food and attracting them from afar.
Long Blooming Season: Most coreopsis varieties bloom profusely from early summer to fall, providing a reliable source of food for pollinators throughout a significant portion of their active season.
Diverse Species and Hybrids: With over one hundred species and countless hybrids, there is a coreopsis variety suitable for just about any garden, attracting a wide range of pollinators with varying preferences.

Here are some specific pollinators you can expect to see flitting around your coreopsis patch:

Bees: Honeybees, bumblebees, and solitary bees are all drawn to the abundant nectar and pollen of coreopsis.
Butterflies: Monarchs, swallowtails, and fritillaries find the nectar and pollen of coreopsis irresistible, especially varieties with large, flat flower heads.
Hummingbirds: These aerial jewels are attracted to the bright colors and easily accessible nectar of coreopsis, making them a delightful sight in any garden.

By planting coreopsis, you are not just adding beauty to your garden, you are also contributing to the health of the local ecosystem by supporting vital pollinators. So, go ahead and let these cheerful bloomers attract a buzz of life to your garden!

Question 18

Are There Any Common Pests Or Diseases That Affect Coreopsis?

Accepted Answer

While generally considered low-maintenance and resistant to major issues, coreopsis can occasionally be affected by certain pests and diseases. Here is a rundown of some common encounters:

Pests:

Aphids: These small, sap-sucking insects can congregate on coreopsis leaves and buds, causing discolored foliage and stunted growth. They can be controlled with gentle sprays of water, insecticidal soap, or neem oil.
Leaf beetles: Adults and larvae of these brightly colored beetles can chew on leaves, creating unsightly holes. Handpicking or spraying with organic insecticides like pyrethrum can be effective.
Slugs and snails: These slimy mollusks can damage leaves and flowers, especially in moist conditions. Use diatomaceous earth, beer traps, or handpicking to manage their populations.

Diseases:

Powdery mildew: This fungal disease appears as a white powdery coating on leaves and stems, hindering photosynthesis and growth. Proper air circulation and fungicides like neem oil or potassium bicarbonate can help control it.
Downy mildew: Less common than powdery mildew, this fungal disease manifests as yellowing and distortion of leaves, with a fuzzy white or gray growth on the underside. Improve air circulation and remove infected plant parts to manage it.
Aster yellows: This viral disease, transmitted by leafhoppers, causes stunted growth, distorted leaves, and yellowing foliage. Unfortunately, there is no cure; infected plants need to be removed and destroyed.

Remember:

Early detection and intervention are key for managing pests and diseases effectively. Regularly inspect your coreopsis plants for signs of trouble.
Use organic control methods whenever possible to minimize harm to beneficial insects and the environment.
Healthy and well-maintained coreopsis are naturally more resistant to pest and disease problems. Ensure proper watering, sunlight, and air circulation in your garden.

By being proactive and following these tips, you can keep your coreopsis plants healthy and thriving, enjoying their cheerful blooms throughout the season.

Question 19

Can I Use Coreopsis In Floral Arrangements?

Accepted Answer

Coreopsis makes a charming and versatile addition to floral arrangements, adding a delightful touch of sunshine and texture. Here is why:

Beauty:

Vibrant Colors: Coreopsis boasts a range of cheerful colors, from classic yellow and orange to soft pink and burgundy. These bright hues instantly add sunshine and cheer to any arrangement.
Daisy-like Blooms: The classic daisy-like shape of coreopsis flowers adds a playful and charming element to bouquets. They blend well with both formal and informal arrangements.
Variety of Sizes: Different coreopsis varieties come in various heights and bloom sizes. You can choose tall varieties for dramatic accents, medium-sized ones for structure, or smaller ones for filling in gaps.

Versatility:

Long-lasting: Coreopsis flowers are surprisingly long-lasting in cut flower arrangements, staying fresh for up to a week with proper care.
Easy to Combine: Coreopsis readily blends with various flowers and foliage. They complement classic choices like roses and lilies, but also pop against bolder blooms like dahlias and zinnias.
Textural Contrast: The airy foliage of some coreopsis varieties adds a delicate contrast to heavier blooms or lush greenery, creating a dynamic and interesting arrangement.

Caring for Coreopsis in Arrangements:

Cutting: Cut coreopsis stems at an angle just below a flower bud, ideally in the morning when the blooms are fully open.
Conditioning: Place the cut stems in a clean vase filled with cool water, adding flower food for enhanced longevity.
Placement: Keep your arrangements away from direct sunlight and drafts to prolong their life.
Refreshing: Regularly change the water and recut the stems at an angle to ensure optimal hydration.

Inspiration:

Summery Bouquets: Pair coreopsis with daisies, sunflowers, and lavender for a vibrant and cheerful summery arrangement.
Rustic Charm: Combine coreopsis with wildflowers like yarrow, coneflower, and Queen Anne's lace for a rustic and natural feel.
Fall Flair: Choose burgundy and pink coreopsis varieties to create stunning autumnal arrangements with chrysanthemums, marigolds, and berries.

So, do not hesitate to experiment and incorporate these sunny blooms into your floral creations. Coreopsis will add a touch of sunshine, charm, and versatility to any arrangement, making it a delightful addition to your floral repertoire.

Question 20

Is Coreopsis Invasive?

Accepted Answer

The answer to whether coreopsis is invasive depends on the specific variety and the location where It is planted.

In general, most native coreopsis species are not invasive and are actually beneficial for supporting local pollinators and ecosystems. Some popular native varieties like lanceleaf coreopsis (Coreopsis lanceolata) and tickseed (Coreopsis grandiflora) are considered valuable additions to native plant gardens.

However, some non-native or highly cultivated varieties of coreopsis can be invasive in certain regions.

Here are some key points to consider:

Species and cultivars: Coreopsis lanceolata and Coreopsis grandiflora, as mentioned earlier, are native to North America and not invasive. However, cultivars of these species like 'Moonbeam' and 'Golden Sphere' can be more aggressive and potentially invasive in some areas.
Region and climate: Some coreopsis varieties might be invasive in specific regions due to favorable climate and lack of natural predators. For example, Coreopsis leavenworthiana has been listed as invasive in some parts of the eastern United States.
Habitat type: Coreopsis can become invasive in disturbed areas like roadsides, wastelands, and open woodlands. In their natural habitat, they are usually kept in check by competition from other native plants and natural predators.

To ensure you are not planting an invasive variety:

Check with your local gardening resources or native plant societies. They can advise you on which coreopsis varieties are safe to plant in your area.
Choose native cultivars or species. Native coreopsis tend to be better adapted to your local climate and less likely to become invasive.

Monitor your plants carefully. Observe how aggressively they spread and take action if they seem to be overtaking other native plants.

By being informed about the invasive potential of certain coreopsis varieties and choosing your plants wisely, you can enjoy their beauty and support local ecosystems without contributing to invasive plant problems.

Question 21

When Is The Best Time To Divide Coreopsis Plants?

Accepted Answer

The best time to divide coreopsis plants depends on your climate and the specific variety you have. Here is a breakdown:

General rule:

Spring (Late April to Early May): This is the ideal time for most temperate climates. The soil is warming up, but not too hot, and new growth is starting, allowing the divisions to establish themselves before the summer heat.
Fall (Early September to October): This can be a good option in warmer climates or for varieties that struggle with hot summers. Cooler temperatures and moist soil favor good establishment before winter dormancy.

Some exceptions:

Varieties that bloom continuously: Dividing these in late summer (August) can encourage a second flush of blooms.
Evergreen varieties: These can be divided anytime from spring to fall, as long as the soil isn't frozen.

Considerations when choosing the timing:

Blooming period: Avoid dividing while your coreopsis is in full bloom. Aim for before buds form or after flowering has finished.
Weather: Choose a time with mild temperatures and no frost risk. Avoid dividing during periods of extreme heat or drought.
Moisture: Ensure the soil is moist but not soggy when dividing.

Additional tips for successful division:

Divide plants every 3-4 years to prevent overcrowding and maintain vigorous growth.
Dig up the entire clump and gently tease apart the roots with your hands.
Each division should have 3-4 healthy shoots and roots.
Replant the divisions immediately in well-drained soil, water them thoroughly, and keep them watered regularly until established.

Remember, It is best to check with your local gardening resources or nursery for specific recommendations on the best time to divide coreopsis in your area, considering your climate and the specific variety you grow.

By following these tips and choosing the right timing, you can successfully divide your coreopsis plants and enjoy their vibrant blooms for many seasons to come!

Question 22

Coreopsis 'Daybreak'

Accepted Answer

Coreopsis 'Daybreak' is a variety of tickseed that is known for its vibrant, bicolor blooms and long-blooming season. The flowers are a deep red in the center with a ring of bright yellow and orange around the edges. The foliage is a deep green and forms a compact mound.

This plant is a great choice for adding a splash of color to your garden. It is hardy in USDA zones 4-9 and thrives in full sun. Coreopsis 'Daybreak' is also relatively drought tolerant, making it a good choice for areas with low rainfall.

Here are some tips for growing Coreopsis 'Daybreak':

Plant in well-drained soil in full sun.
Water regularly but allow the soil to dry out slightly between watering.
Fertilize with a balanced fertilizer in spring.
Deadhead spent blooms to encourage continuous flowering.
Divide plants every 3-4 years to keep them healthy and vigorous.

Coreopsis 'Daybreak' is a low-maintenance plant that will reward you with a long season of beautiful blooms.

Question 23

Coreopsis 'Jethro Tull'

Accepted Answer

Coreopsis 'Jethro Tull' is a delightful and low-maintenance perennial that brings a burst of sunshine to any garden. Here is a breakdown of its key characteristics, growing conditions, and benefits:

Characteristics:

Flowers: Produces abundant, large, golden-yellow flowers with uniquely fluted and twisted petals. This gives them a whimsical, almost frilly appearance.
Foliage: Forms a compact mound of deep green, lance-shaped leaves that provide an attractive backdrop for the vibrant blooms.
Size: Reaches a moderate height of 15-18 inches with a similar spread, making it suitable for various garden settings.
Bloom Time: Enjoys a long blooming season from early summer to early fall, providing continuous color.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day).
Soil: Prefers well-drained soil but tolerates a range of soil types including sandy soil.
Moisture: Moderately drought-tolerant once established, but benefits from regular watering, especially during hot, dry periods.
Hardiness: Hardy in USDA zones 4-9, making it suitable for a wide range of climates.

Benefits:

Pollinator-friendly: Attracts bees, butterflies, and other beneficial insects to the garden.
Deer resistant: Generally avoided by deer, making it a good choice for gardens with deer pressure.
Low maintenance: Requires minimal care once established.
Versatile: Suitable for borders, containers, mass plantings, and cutting gardens.
Long-lasting blooms: Provides weeks of vibrant color in the garden.
Easy to grow: A good choice for both beginner and experienced gardeners.

Tips for Growing 'Jethro Tull':

Deadheading: Remove spent blooms to encourage continuous flowering and prevent self-seeding.
Division: Divide clumps every 3-4 years to maintain plant vigor and prevent overcrowding.
Fertilization: Apply a balanced fertilizer in spring to promote healthy growth.

With its cheerful blooms and easy-going nature, Coreopsis 'Jethro Tull' is a fantastic addition to any sunny garden.

Question 24

Coreopsis auriculata 'Nana'

Accepted Answer

Coreopsis auriculata 'Nana' is a charming, compact variety of mouse-ear coreopsis, perfect for smaller gardens or the front of borders. Here is a look at its key features and needs:

Characteristics:

Dwarf Size: This cultivar stays low to the ground, typically reaching only 6-9 inches tall and spreading about 12 inches wide. This makes it ideal for rock gardens, edging, or containers.
Golden Blooms: Produces cheerful, bright yellow daisy-like flowers with a slightly darker center. The petals have a rounded, almost notched appearance.
Early Blooming: 'Nana' tends to bloom earlier than many other coreopsis varieties, often starting in late spring and continuing into early summer. You might even get a lighter rebloom in the fall.
Attractive Foliage: Features rich green, slightly hairy leaves that are somewhat rounded, giving it the name "mouse-ear." The foliage often takes on bronze or burgundy tints in the fall.

Growing Conditions:

Sunlight: Prefers full sun to partial shade. Aim for at least 6 hours of direct sunlight daily for best flowering.
Soil: Adaptable to various soils but thrives in well-drained soil with average fertility. It tolerates poor soils better than many other coreopsis.
Moisture: While somewhat drought-tolerant once established, it prefers consistently moist soil, especially during hot periods.
Hardiness: Hardy in USDA zones 4-9, making it suitable for a wide range of climates.

Benefits:

Compact Habit: Its small size makes it perfect for tight spaces and container gardening.
Early Color: Provides vibrant color earlier in the season compared to many other perennials.
Long Bloom Period: While the main flush of blooms is in late spring/early summer, it often reblooms sporadically throughout the season.
Low Maintenance: Requires minimal care once established.
Attracts Pollinators: The bright flowers are a magnet for bees and butterflies.
Deer Resistant: Generally avoided by deer.

Tips for Growing 'Nana':

Deadheading: Remove faded flowers to encourage more blooms and prevent self-seeding.
Dividing: Divide clumps every few years to maintain vigor and prevent overcrowding.
Mulching: Apply a layer of mulch to help retain soil moisture and suppress weeds.

Coreopsis auriculata 'Nana' is a fantastic choice for adding a pop of early color to your garden without taking up much space. Its sunny disposition and easy care make it a winner for gardeners of all levels.

Question 25

Coreopsis v. 'Moonbeam'

Accepted Answer

Coreopsis 'Moonbeam' is a classic and beloved variety of threadleaf coreopsis, renowned for its soft, buttery yellow flowers and airy texture. It was even named the Perennial Plant of the Year in 1992!

Characteristics:

Soft Yellow Blooms: The flowers are a delicate, pale yellow, almost a lemon-yellow, with a slightly darker yellow center. They have a simple, daisy-like form with rounded petals.
Profuse and Long-Lasting Blooms: 'Moonbeam' is a prolific bloomer, producing masses of flowers from early summer to early fall.
Threadleaf Foliage: As with other threadleaf coreopsis, 'Moonbeam' has fine, needle-like foliage that creates a delicate, almost feathery texture. The foliage is a fresh green color that complements the soft yellow flowers.
Compact Habit: It forms a well-branched, rounded clump, typically reaching 1.5 to 2 feet tall and wide.

This makes it suitable for various garden settings, including borders, containers, and mass plantings.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day) for the best flower color and production.
Soil: Prefers well-drained soil but is adaptable to various soil types, including sandy or rocky soil.
Moisture: Quite drought-tolerant once established, but benefits from occasional watering during extended dry periods.
Hardiness: Hardy in USDA zones 3-9, making it suitable for a wide range of climates.

Benefits:

Long Blooming Season: Provides continuous color throughout the summer months.
Versatile: Its soft color and delicate texture blend well with a variety of other plants.
Low Maintenance: Requires minimal care once established.
Attracts Pollinators: The flowers are a magnet for bees and butterflies.
Deer Resistant: Generally avoided by deer.
Drought Tolerant: A good choice for water-wise gardens.

Tips for Growing 'Moonbeam':

Deadheading: While not necessary for continuous bloom, deadheading can encourage bushier growth and prevent self-seeding.
Dividing: Divide clumps every 3-4 years to maintain plant vigor.

If you are looking for a reliable, long-blooming perennial with a soft and airy look, Coreopsis 'Moonbeam' is an excellent choice. Its delicate yellow flowers and easy-care nature make it a favorite among gardeners.

Question 26

Coreopsis v. 'Zagreb'

Accepted Answer

Coreopsis 'Zagreb' is a highly popular and reliable variety of threadleaf coreopsis, prized for its compact size, bright golden flowers, and long blooming season. It is a fantastic choice for adding a cheerful touch to any sunny garden.

Characteristics:

Golden-Yellow Blooms: The flowers are a vibrant golden yellow, a bit more intense than the pale yellow of 'Moonbeam'. They have a classic daisy-like form with rounded petals and a slightly darker yellow center disk.
Abundant Blooms: 'Zagreb' is a prolific bloomer, producing masses of 1 to 2-inch wide flowers from early summer to late summer.
Threadleaf Foliage: Like other threadleaf coreopsis, it has fine, needle-like foliage that creates a delicate, almost feathery texture. The foliage is a fresh green color that complements the golden flowers beautifully.
Compact Habit: It forms a dense, bushy clump, typically reaching only 1 to 1.5 feet tall and wide. This compact growth habit makes it ideal for smaller gardens, borders, rock gardens, and containers.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day) for the best flower color and production.
Soil: Prefers well-drained soil but is adaptable to various soil types, including sandy or clay soil.
Moisture: Quite drought-tolerant once established, but benefits from occasional watering during extended dry periods.
Hardiness: Hardy in USDA zones 3-9, making it suitable for a wide range of climates.

Benefits:

Long Blooming Season: Provides continuous color throughout the summer months.
Compact Size: Perfect for smaller gardens or the front of borders.
Low Maintenance: Requires minimal care once established.
Attracts Pollinators: The flowers are a magnet for bees and butterflies.
Deer Resistant: Generally avoided by deer.
Drought Tolerant: A good choice for water-wise gardens.

Tips for Growing 'Zagreb':

Deadheading: While not necessary for continuous bloom, deadheading can encourage bushier growth and prevent self-seeding.
Dividing: Divide clumps every 3-4 years to maintain plant vigor.

If you are looking for a reliable, long-blooming perennial with a compact habit and cheerful golden flowers, Coreopsis 'Zagreb' is an excellent choice. Its vibrant color and easy-care nature make it a favorite among gardeners.

Question 27

Coreopsis UPTICK Series

Accepted Answer

The Coreopsis UPTICK™ series from Darwin Perennials is a fantastic collection of tickseed known for its exceptional flowering performance, compact habit, and disease resistance. These cultivars are bred to bring continuous color to the garden throughout the summer months.

Key Features of the UPTICK™ Series:

Large Flowers: The UPTICK™ series boasts larger-than-average flowers for coreopsis, typically around 1.5 to 2 inches in diameter. This makes them extra showy and eye-catching in the garden.
Long Bloom Time: These coreopsis bloom continuously from early summer to fall, providing a reliable source of color for months on end.
Compact Habit: They maintain a neat and tidy mounded form, typically reaching about 12-14 inches tall and wide. This makes them suitable for borders, containers, and mass plantings.
Disease Resistance: The UPTICK™ series shows excellent resistance to common diseases like powdery mildew, ensuring healthy foliage and prolonged blooming.
Strong Stems: The flowers are held on sturdy stems that stand up well to wind and rain.

Popular Varieties in the UPTICK™ Series:

UPTICK™ Yellow & Red: Features bright golden-yellow petals with a deep red center.
UPTICK™ Gold & Bronze: Showcases golden-yellow petals with a striking bronze-red center.
UPTICK™ Red: Starts with deep red blooms that develop a golden-yellow edge as the season progresses.
UPTICK™ Cream & Red: Offers creamy white petals with a vibrant red center.

Benefits of Growing UPTICK™ Coreopsis:

Continuous Color: Provides a long and reliable display of vibrant blooms.
Low Maintenance: Requires minimal care, including deadheading (removing spent blooms).
Pollinator-Friendly: Attracts bees, butterflies, and other pollinators to the garden.
Deer Resistant: Generally avoided by deer.
Versatile: Suitable for various garden applications, including borders, containers, and mass plantings.

Growing Tips for the UPTICK™ Series:

Sunlight: Plant in full sun (at least 6 hours per day) for optimal flowering and color intensity.
Soil: Prefers well-drained soil.
Moisture: Moderately drought-tolerant once established, but benefits from regular watering during hot, dry periods.
Deadheading: While not necessary for continuous blooming, deadheading can promote bushier growth and prevent self-seeding.

If you are looking for a reliable and colorful coreopsis with exceptional flowering power, the UPTICK™ series is an excellent choice. Its vibrant blooms and long flowering season will bring joy to your garden all summer long!

Question 28

Coreopsis UPTICK™ Cream & Red

Accepted Answer

Coreopsis UPTICK™ Cream & Red is a delightful variety of tickseed that offers a charming and long-lasting display of bicolor blooms. It is part of the UPTICK™ series, known for its outstanding flowering performance and compact habit.

Characteristics:

Charming Bicolor Blooms: Produces masses of large, daisy-like flowers with creamy-white petals and a vibrant, deep red center. The flowers often have a subtle yellow eye in the center, adding another layer of interest. The petals have a slightly serrated edge, giving them a delicate and playful look.
Compact Habit: Forms a neat and tidy mound of foliage, typically reaching about 12-14 inches tall and wide. This makes it suitable for borders, containers, and mass plantings.
Long Bloom Time: Blooms continuously from early summer to fall, providing a consistent source of color throughout the season.

It is known for its exceptional flowering performance, almost like an annual!

Disease Resistance: Shows good resistance to common diseases like powdery mildew, ensuring healthy foliage and prolonged blooming.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day).
Soil: Prefers well-drained soil.
Moisture: Moderately drought-tolerant once established, but benefits from regular watering during hot, dry periods.
Hardiness: Hardy in USDA zones 5-9.

Benefits:

Continuous Color: Provides a long and reliable display of charming blooms.
Low Maintenance: Requires minimal care, including deadheading (removing spent blooms).
Pollinator-Friendly: Attracts bees, butterflies, and other pollinators to the garden.
Deer Resistant: Generally avoided by deer.
Versatile: Suitable for various garden applications, including borders, containers, and mass plantings.

Tips for Growing UPTICK™ Cream & Red:

Planting: Space plants about 12-18 inches apart to allow for adequate air circulation.
Deadheading: While not necessary for continuous blooming, deadheading can promote bushier growth and prevent self-seeding.
Fertilizing: Apply a balanced fertilizer in spring to encourage healthy growth.

If you are looking for a reliable and colorful perennial with a charming bicolor display, Coreopsis UPTICK™ Cream & Red is an excellent choice. Its delightful blooms and long flowering season will add beauty to your garden throughout the summer and into the fall!

Question 29

Coreopsis UPTICK GOLD & BRONZE

Accepted Answer

Coreopsis UPTICK GOLD & BRONZE is a fantastic, award-winning variety of tickseed that offers a vibrant and long-lasting display of color in the garden. Here is a breakdown of its key features:

Characteristics:

Bicolor Blooms: Produces masses of large, daisy-like flowers with bright golden-yellow petals and a striking bronze-red center. The flowers are about 1-2 inches across, creating a cheerful and eye-catching display.
Compact Habit: Forms a neat and tidy mound of foliage, typically reaching about 14 inches tall and wide. This makes it suitable for borders, containers, and mass plantings.
Long Bloom Time: Blooms continuously from early summer to fall, providing a consistent source of color throughout the season. It is known for its exceptional flowering performance, almost like an annual!
Disease Resistance: Shows good resistance to common diseases like powdery mildew, ensuring healthy foliage and prolonged blooming.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day).
Soil: Prefers well-drained soil.
Moisture: Moderately drought-tolerant once established, but benefits from regular watering during hot, dry periods.
Hardiness: Hardy in USDA zones 5-9.

Benefits:

Continuous Color: Provides a long and reliable display of vibrant blooms.
Low Maintenance: Requires minimal care, including deadheading (removing spent blooms).
Pollinator-Friendly: Attracts bees, butterflies, and other pollinators to the garden.
Deer Resistant: Generally avoided by deer.
Versatile: Suitable for various garden applications, including borders, containers, and mass plantings.

Tips for Growing UPTICK GOLD & BRONZE:

Planting: Space plants about 12-18 inches apart to allow for adequate air circulation.
Deadheading: While not necessary for continuous blooming, deadheading can promote bushier growth and prevent self-seeding.
Fertilizing: Apply a balanced fertilizer in spring to encourage healthy growth.

If you are looking for a reliable and colorful perennial that requires minimal fuss, Coreopsis UPTICK GOLD & BRONZE is an excellent choice. Its vibrant blooms and long flowering season will bring joy to your garden all summer long!

Question 30

Coreopsis UPTICK Red

Accepted Answer

Coreopsis UPTICK Red is a stunning variety of tickseed that truly lives up to its name with its vibrant, red-hued blooms. It is part of the UPTICK series, known for its long bloom time and compact habit.

Characteristics:

Unique Flower Color: The flowers start off a deep, dark red, almost burgundy, in early summer. As the season progresses, the flowers develop a golden-yellow edge, creating a beautiful two-tone effect. This dynamic color change adds interest and dimension to the garden.
Abundant Blooms: Produces masses of large, daisy-like flowers, each about 1.5 to 2 inches across. The blooms are held on sturdy stems above the foliage, creating a delightful display.
Compact Growth: Maintains a tidy, mounded form, typically reaching about 12-14 inches tall and wide. This compact habit makes it ideal for smaller gardens, borders, and containers.
Extended Bloom Time: Blooms continuously from early summer to fall, providing long-lasting color in the garden.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day) for the best color and flower production.
Soil: Prefers well-drained soil but is adaptable to various soil types.
Moisture: Moderately drought-tolerant once established but benefits from regular watering during hot, dry periods.
Hardiness: Hardy in USDA zones 5-9, making it suitable for a wide range of climates.

Benefits:

Eye-Catching Color: The rich red and gold tones of the flowers create a striking focal point in the garden.
Long Season of Interest: Provides continuous color from early summer to fall.
Low Maintenance: Requires minimal care, making it a great choice for busy gardeners.
Pollinator-Friendly: Attracts bees, butterflies, and other beneficial insects.
Deer Resistant: Generally avoided by deer.
Versatile: Suitable for borders, containers, mass plantings, and cut flower arrangements.

Tips for Growing UPTICK Red:

Deadheading: While not necessary for continuous bloom, deadheading can encourage bushier growth and prevent self-seeding.
Pinching: Pinching back the tips of young plants can promote bushier growth.
Fertilizing: A light application of balanced fertilizer in spring can promote healthy growth.

If you are looking for a coreopsis with a unique color and long-lasting blooms, Coreopsis UPTICK Red is an excellent choice. Its vibrant flowers and easy-care nature will make it a standout in your garden.

Question 31

Coreopsis UPTICK YELLOW & RED

Accepted Answer

Coreopsis UPTICK YELLOW & RED is a cheerful and long-blooming perennial that brings a burst of sunshine to the garden with its vibrant, bicolor flowers. It is a fantastic choice for adding a touch of warmth and vibrancy to borders, containers, and mass plantings.

Characteristics:

Striking Bicolor Blooms: Produces an abundance of large, daisy-like flowers with bright golden-yellow petals and a rich, deep red center. The contrasting colors create a captivating display that attracts attention.
Compact Habit: Maintains a neat and tidy mounded form, typically reaching about 12-14 inches tall and wide. This makes it ideal for smaller gardens or the front of borders.
Extended Bloom Time: Blooms profusely from early summer to fall, providing a continuous source of color throughout the season.
Strong Stems: The flowers are held on sturdy stems that stand up well to wind and rain, ensuring a long-lasting display.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day) for optimal flowering and color intensity.
Soil: Prefers well-drained soil but is adaptable to various soil types.
Moisture: Moderately drought-tolerant once established, but benefits from regular watering during hot, dry periods.
Hardiness: Hardy in USDA zones 5-9, making it suitable for a wide range of climates.

Benefits:

Vibrant Color Combination: The contrasting yellow and red colors create a visually stunning display.
Long Blooming Season: Provides continuous color throughout the summer and fall.
Low Maintenance: Requires minimal care, making it a great choice for busy gardeners.
Pollinator-Friendly: Attracts bees, butterflies, and other beneficial insects to the garden.
Deer Resistant: Generally avoided by deer.
Versatile: Suitable for borders, containers, mass plantings, and cut flower arrangements.

Tips for Growing UPTICK YELLOW & RED:

Deadheading: While not necessary for continuous bloom, deadheading can encourage bushier growth and prevent self-seeding.
Pinching: Pinching back the tips of young plants can promote bushier growth.
Fertilizing: A light application of balanced fertilizer in spring can encourage healthy growth.

If you are looking for a coreopsis with a vibrant color combination and a long blooming season, Coreopsis UPTICK YELLOW & RED is an excellent choice. Its cheerful flowers and easy-care nature will brighten up any garden.

Question 32

DESIGNER THREADS™ Series

Accepted Answer

The DESIGNER THREADS™ series from Proven Winners is a collection of threadleaf coreopsis (Coreopsis verticillata) bred for outstanding garden performance. These cultivars are known for their unique flower colors and forms, fine-textured foliage, compact habits, and long bloom times.

Here is what makes them special:

Key Features:

Unique Colors and Patterns: This series offers a range of captivating flower colors and patterns not typically seen in coreopsis. You will find varieties with picotee edges, bold eyes, and unique color blends.
Threadleaf Foliage: The fine, thread-like foliage creates an airy and delicate texture in the garden, providing an attractive contrast to the colorful blooms.
Compact Habit: DESIGNER THREADS™ coreopsis are known for their well-branched, mounded growth habit. They typically stay compact, making them suitable for smaller gardens, containers, and the front of borders.
Long Bloom Time: These coreopsis bloom profusely from late spring to early fall, providing a long season of color in the garden.
Disease Resistance: Bred for excellent disease resistance, particularly to powdery mildew, which can be a problem for some coreopsis varieties.
Low Maintenance: They are easy to grow and require minimal care once established.

Popular Varieties:

'Heartstrings': Features creamy white flowers with a distinct burgundy eye and flecks of burgundy extending to the petal tips.
'Scarlet Ribbons': Produces velvety, deep maroon-red flowers with a mounded habit.
'Creamy Calico': Highlights soft, creamy yellow flowers with hints of pink and burgundy, creating a subtle and elegant look.
'Golden Needles': Offers a profusion of bright, golden-yellow flowers with a slightly darker center.

Benefits of Growing DESIGNER THREADS™ Coreopsis:

Continuous Color: Provides a long and reliable display of vibrant blooms.
Low Maintenance: Requires minimal care, including deadheading.
Pollinator-Friendly: Attracts bees, butterflies, and other pollinators to the garden.
Deer Resistant: Generally avoided by deer.
Versatile: Suitable for borders, containers, mass plantings, and cut flower arrangements.

Growing Tips:

Sunlight: Plant in full sun (at least 6 hours per day) for the best flowering.
Soil: Well-drained soil is essential.
Moisture: Water regularly during the first growing season to establish a strong root system. Once established, they are relatively drought-tolerant.
Deadheading: Remove spent blooms to encourage more flowers and prevent self-seeding.

The DESIGNER THREADS™ series offers a fantastic selection of threadleaf coreopsis with unique colors and reliable garden performance. They are a great choice for adding long-lasting color and delicate texture to any sunny garden.

Question 33

Coreopsis v. 'Creamy Calico'

Accepted Answer

Coreopsis 'Creamy Calico' is a truly charming variety of threadleaf coreopsis, prized for its soft, elegant color combination and delicate texture. It is part of the DESIGNER THREADS™ series from Proven Winners, known for its unique flower colors and forms.

Characteristics:

Subtle Flower Color: The flowers are a lovely creamy yellow, almost bordering on white, with subtle hints of pink and burgundy, particularly around the center. This soft color palette creates a serene and sophisticated look in the garden.
Unique Pattern: Each flower has a distinct burgundy eye, which adds depth and interest to the overall appearance. The color variation within the petals is also quite unique, with some flowers showing more pronounced hints of pink and burgundy than others.
Threadleaf Foliage: The foliage is fine, thread-like, and bright green, creating an airy and delicate texture that complements the soft flower colors.
Compact Habit: Forms a neat and tidy mound, typically reaching 16-18 inches tall and 24-28 inches wide. This compact growth habit makes it suitable for smaller gardens, borders, and containers.
Long Bloom Time: Blooms profusely from early summer to late summer, providing a long season of color and interest.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day) for the best flower color and production.
Soil: Prefers well-drained soil but is adaptable to various soil types.
Moisture: Moderately drought-tolerant once established, but benefits from regular watering during hot, dry periods.
Hardiness: Hardy in USDA zones 5-9.

Benefits:

Elegant Color Combination: The soft, creamy yellow flowers with hints of pink and burgundy create a unique and sophisticated look.
Long Season of Interest: Provides continuous color throughout the summer months.
Low Maintenance: Requires minimal care once established.
Attracts Pollinators: The flowers are a magnet for bees and butterflies.
Deer Resistant: Generally avoided by deer.
Versatile: Suitable for borders, containers, mass plantings, and cut flower arrangements.

Tips for Growing 'Creamy Calico':

Deadheading: While not necessary for continuous bloom, deadheading can encourage bushier growth and prevent self-seeding.
Pinching: Pinching back the tips of young plants can promote bushier growth.
Dividing: Divide clumps every 3-4 years to maintain plant vigor.

If you are looking for a coreopsis with a unique color combination and delicate texture, Coreopsis 'Creamy Calico' is an excellent choice. Its soft, elegant blooms and easy-care nature will add a touch of charm to any sunny garden.

Question 34

Coreopsis v. 'Golden Needles'

Accepted Answer

Coreopsis 'Golden Needles' is a radiant addition to any garden, bringing a cheerful burst of sunshine wherever it is planted. It is part of the DESIGNER THREADS™ series by Proven Winners, known for its unique and vibrant threadleaf coreopsis varieties.

Characteristics:

Vibrant Flower Color: The flowers are a bright, clear golden yellow with a small, well-defined maroon center. This creates a lovely contrast and adds depth to the blooms.
Profuse Blooms: It produces an abundance of 2-inch wide, daisy-like flowers that blanket the plant from early summer to early fall.
Threadleaf Foliage: The foliage is fine, thread-like, and a fresh green color. This gives the plant an airy and delicate texture, contrasting beautifully with the bold flowers.
Compact Habit: 'Golden Needles' forms a neat and tidy mound, typically reaching 18-20 inches tall and 20-22 inches wide. This compact growth habit makes it suitable for smaller gardens, borders, and containers.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day) for the best flower color and production.
Soil: Prefers well-drained soil but is adaptable to various soil types.
Moisture: Moderately drought-tolerant once established, but benefits from regular watering during hot, dry periods.
Hardiness: Hardy in USDA zones 5-9.

Benefits:

Cheerful Color: The bright golden-yellow flowers bring a cheerful and uplifting presence to the garden.
Long Season of Interest: Provides continuous color throughout the summer months.
Low Maintenance: Requires minimal care once established.
Attracts Pollinators: The flowers are a magnet for bees and butterflies.
Deer Resistant: Generally avoided by deer.
Versatile: Suitable for borders, containers, mass plantings, and cut flower arrangements.

Tips for Growing 'Golden Needles':

Deadheading: While not necessary for continuous bloom, deadheading can encourage bushier growth and prevent self-seeding.
Pinching: Pinching back the tips of young plants can promote bushier growth.
Dividing: Divide clumps every 3-4 years to maintain plant vigor.

If you are looking for a coreopsis with classic golden-yellow flowers and a long blooming season, Coreopsis 'Golden Needles' is an excellent choice. Its cheerful blooms and easy-care nature will brighten up any sunny garden.

Question 35

Coreopsis v. 'Heartstrings

Accepted Answer

Coreopsis 'Heartstrings' is a truly captivating variety of threadleaf coreopsis, known for its unique flower color and pattern. It is part of the DESIGNER THREADS™ series from Proven Winners, which focuses on coreopsis with exceptional blooms and garden performance.

Characteristics:

Unique Flower Color and Pattern: The 2-inch wide flowers are a creamy white with a prominent, deep burgundy eye. This eye extends outward in thin lines, almost like veins, creating a striking pattern on the petals. Some flecks of burgundy also appear along these lines, adding further interest.
Threadleaf Foliage: The foliage is fine, thread-like, and a fresh green color. This creates an airy and delicate texture that complements the unique flower colors.
Compact Habit: 'Heartstrings' forms a neat and tidy mound, typically reaching 18-20 inches tall and 22-24 inches wide. This compact growth habit makes it suitable for smaller gardens, borders, and containers.
Long Bloom Time: Blooms profusely from early summer to late summer, providing a long season of color and interest.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day) for the best flower color and production.
Soil: Prefers well-drained soil but is adaptable to various soil types.
Moisture: Moderately drought-tolerant once established, but benefits from regular watering during hot, dry periods.
Hardiness: Hardy in USDA zones 5-9.

Benefits:

Eye-Catching Blooms: The unique color and pattern of the flowers create a striking focal point in the garden.
Long Season of Interest: Provides continuous color throughout the summer months.
Low Maintenance: Requires minimal care once established.
Attracts Pollinators: The flowers are a magnet for bees and butterflies.
Deer Resistant: Generally avoided by deer.
Versatile: Suitable for borders, containers, mass plantings, and cut flower arrangements.

Tips for Growing 'Heartstrings':

Deadheading: While not necessary for continuous bloom, deadheading can encourage bushier growth and prevent self-seeding.
Pinching: Pinching back the tips of young plants can promote bushier growth.
Dividing: Divide clumps every 3-4 years to maintain plant vigor.

If you are looking for a coreopsis with truly unique flowers and excellent garden performance, Coreopsis 'Heartstrings' is an outstanding choice. Its captivating blooms and easy-care nature will add a touch of elegance to any sunny garden.

Question 36

Coreopsis v. 'Scarlet Ribbons

Accepted Answer

Coreopsis 'Scarlet Ribbons' is a showstopper from the DESIGNER THREADS™ series by Proven Winners. This threadleaf coreopsis variety is a favorite for its rich, velvety red blooms and delicate texture.

Characteristics:

Deep Red Blooms: The flowers are a deep, velvety maroon-red, almost a true scarlet. They have a simple, daisy-like form with slightly overlapping petals, creating a rich and luxurious look.
Profuse and Long-Lasting Blooms: 'Scarlet Ribbons' is a prolific bloomer, producing masses of 1.5 to 2-inch wide flowers from early summer to early fall.
Threadleaf Foliage: True to its name, this variety has fine, thread-like foliage that adds an airy and delicate texture to the garden. The foliage is a fresh green color that provides a lovely contrast to the deep red flowers.
Compact Habit: It forms a well-branched, mounded clump, typically reaching 16-18 inches tall and 16-20 inches wide.

This compact growth habit makes it suitable for various garden settings, including borders, containers, and mass plantings.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day) for the best flower color and production.
Soil: Prefers well-drained soil but is adaptable to various soil types.
Moisture: Moderately drought-tolerant once established, but benefits from occasional watering during extended dry periods.
Hardiness: Hardy in USDA zones 5-9.

Benefits:

Vibrant Color: The deep red flowers make a bold statement in the garden.
Long Blooming Season: Provides continuous color throughout the summer months.
Versatile: Its rich color and delicate texture blend well with a variety of other plants.
Low Maintenance: Requires minimal care once established.
Attracts Pollinators: The flowers are a magnet for bees and butterflies.
Deer Resistant: Generally avoided by deer.

Tips for Growing 'Scarlet Ribbons':

Deadheading: While not necessary for continuous bloom, deadheading can encourage bushier growth and prevent self-seeding.
Dividing: Divide clumps every 3-4 years to maintain plant vigor.

If you are looking for a reliable, long-blooming perennial with a touch of drama, Coreopsis 'Scarlet Ribbons' is an excellent choice. Its velvety red flowers and easy-care nature make it a favorite among gardeners.

Question 37

Sizzle & Spice® series

Accepted Answer

The Sizzle & Spice® series of threadleaf coreopsis is a collection of compact, vibrant, and long-blooming perennials developed by Walters Gardens, Inc. These cultivars are known for their fiery flower colors, delicate foliage, and excellent garden performance.

Key Features of the Series:

Compact Habit: The plants in this series have a neat, mounded growth habit, typically reaching 12-18 inches tall and wide. This makes them ideal for smaller gardens, borders, and containers.
Threadleaf Foliage: They feature fine, thread-like foliage that adds a delicate texture to the garden and contrasts beautifully with the bold flower colors.
Vibrant Flower Colors: The series includes varieties with a range of hot colors, including red, orange, and yellow, often with bi-color effects or interesting color variations.
Abundant Blooms: The plants are covered in masses of daisy-like flowers from early to late summer, providing a long season of interest.
Easy Care: These coreopsis are low-maintenance and require minimal care once established.
Hardiness: They are hardy in USDA zones 5-9, making them suitable for a wide range of climates.

Popular Varieties in the Sizzle & Spice® Series:

'Crazy Cayenne': Features fiery orange-red flowers with hints of gold.
'Hot Paprika': Produces deep red flowers with a yellow eye.
'Red Hot Vanilla': Displays creamy white flowers with a crimson center.

Benefits of Growing Sizzle & Spice® Coreopsis:

Continuous Color: Provides a long and reliable display of vibrant blooms.
Low Maintenance: Requires minimal care, including deadheading.
Pollinator-Friendly: Attracts bees, butterflies, and other pollinators.
Deer Resistant: Generally avoided by deer.
Versatile: Suitable for various garden applications.

Growing Tips:

Sunlight: Plant in full sun for best flowering.
Soil: Well-drained soil is essential.
Moisture: Water regularly during the first growing season to establish a strong root system. Once established, they are relatively drought-tolerant.
Deadheading: Remove spent blooms to encourage more flowers and prevent self-seeding.

If you are looking for compact, colorful, and easy-care perennials for your garden, the Sizzle & Spice® series of threadleaf coreopsis is an excellent choice. Their vibrant blooms and delicate foliage will add a touch of spice to any sunny space.

Question 38

Coreopsis v. 'Crazy Cayenne'

Accepted Answer

Coreopsis 'Crazy Cayenne' is a vibrant and eye-catching perennial that brings fiery color to the garden. It is part of the Sizzle & Spice® series of threadleaf coreopsis, known for their compact habit and abundant blooms.

Characteristics:

Intense Flower Color: The flowers are a dazzling shade of fiery orange-red, with the color intensifying towards the center of the petals. The undersides of the petals often show hints of golden yellow, creating a beautiful two-tone effect.
Abundant Blooms: Produces masses of 1.75-inch wide, daisy-like flowers that cover the plant from early to late summer.
Threadleaf Foliage: Features delicate, thread-like, gray-green foliage that provides an airy texture and contrasts beautifully with the bold flower color.
Compact Habit: Forms a well-branched, rounded mound, typically reaching 15-18 inches tall and 22-26 inches wide.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day).
Soil: Prefers well-drained soil but tolerates average garden soil.
Moisture: Drought-tolerant once established but benefits from occasional watering during extended dry periods.
Hardiness: Hardy in USDA zones 5-9.

Benefits:

Showy Blooms: The vibrant, fiery orange-red flowers create a dramatic display in the garden.
Long Bloom Time: Provides continuous color throughout the summer months.
Low Maintenance: Requires minimal care once established.
Attracts Pollinators: The bright flowers are a magnet for bees and butterflies.
Deer Resistant: Generally avoided by deer.
Versatile: Suitable for borders, containers, mass plantings, and cut flower arrangements.

Tips for Growing 'Crazy Cayenne':

Deadheading: While not necessary for continuous bloom, deadheading can encourage bushier growth and prevent self-seeding.
Pinching: Pinching back the tips of young plants can promote bushier growth.
Dividing: Divide clumps every 3-4 years to maintain plant vigor.

With its fiery blooms, delicate foliage, and easy-care nature, Coreopsis 'Crazy Cayenne' is a fantastic choice for adding a touch of spice to any sunny garden.

Question 39

Coreopsis v. 'Curry Up'

Accepted Answer

Coreopsis 'Curry Up' is a vibrant and eye-catching addition to the Sizzle & Spice® series of threadleaf coreopsis. It is known for its bold color combination and compact, rounded habit.

Characteristics:

Bold Flower Color: The flowers are a rich golden yellow with a prominent dark red eye, creating a striking contrast. The petals are slightly wider than those of other threadleaf coreopsis varieties, giving the flowers a fuller appearance.
Abundant Blooms: Produces masses of 1.5-inch wide, daisy-like flowers that cover the plant from early to late summer, creating a blanket of color.
Threadleaf Foliage: Features delicate, thread-like, bright green foliage that provides an airy texture and contrasts beautifully with the bold flower color.
Compact Habit: Forms a well-branched, rounded mound, typically reaching 15-18 inches tall and 22-26 inches wide. This compact growth habit makes it ideal for smaller gardens, borders, and containers.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day) for the best color and flower production.
Soil: Prefers well-drained soil but tolerates average garden soil.
Moisture: Drought-tolerant once established but benefits from occasional watering during extended dry periods.
Hardiness: Hardy in USDA zones 5-9.

Benefits:

Showy Blooms: The vibrant, golden-yellow flowers with dark red eyes create a dramatic display in the garden.
Long Bloom Time: Provides continuous color throughout the summer months.
Low Maintenance: Requires minimal care once established.
Attracts Pollinators: The bright flowers are a magnet for bees and butterflies.
Deer Resistant: Generally avoided by deer.
Versatile: Suitable for borders, containers, mass plantings, and cut flower arrangements.

Tips for Growing 'Curry Up':

Deadheading: While not necessary for continuous bloom, deadheading can encourage bushier growth and prevent self-seeding.
Pinching: Pinching back the tips of young plants can promote bushier growth.
Dividing: Divide clumps every 3-4 years to maintain plant vigor.

With its bold color combination, delicate foliage, and easy-care nature, Coreopsis 'Curry Up' is a fantastic choice for adding a touch of spice to any sunny garden.

Question 40

Coreopsis v. 'Hot Paprika'

Accepted Answer

Coreopsis 'Hot Paprika' is a sizzling member of the Sizzle & Spice® series of threadleaf coreopsis. This variety truly lives up to its name, bringing the heat with its vibrant red blooms and compact habit.

Characteristics:

Fiery Flower Color: The flowers are a rich, deep red, almost a true scarlet, with a small golden-yellow eye that provides a subtle contrast. The color is incredibly vibrant and eye-catching, making it a standout in the garden.
Abundant Blooms: It produces masses of 1.5-inch wide, daisy-like flowers that cover the plant from early to late summer. The flowers are held on sturdy stems above the foliage, creating a delightful display.
Threadleaf Foliage: Features delicate, thread-like, bright green foliage that provides an airy texture and contrasts beautifully with the bold flower color.
Compact Habit: Forms a well-branched, rounded mound, typically reaching 15-18 inches tall and 22-26 inches wide. This compact growth habit makes it ideal for smaller gardens, borders, and containers.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day) for the best color and flower production.
Soil: Prefers well-drained soil but tolerates average garden soil.
Moisture: Drought-tolerant once established but benefits from occasional watering during extended dry periods.
Hardiness: Hardy in USDA zones 5-9.

Benefits:

Showy Blooms: The vibrant, fiery red flowers create a dramatic display in the garden.
Long Bloom Time: Provides continuous color throughout the summer months.
Low Maintenance: Requires minimal care once established.
Attracts Pollinators: The bright flowers are a magnet for bees and butterflies.
Deer Resistant: Generally avoided by deer.
Versatile: Suitable for borders, containers, mass plantings, and cut flower arrangements.

Tips for Growing 'Hot Paprika':

Deadheading: While not necessary for continuous bloom, deadheading can encourage bushier growth and prevent self-seeding.
Pinching: Pinching back the tips of young plants can promote bushier growth.
Dividing: Divide clumps every 3-4 years to maintain plant vigor.

If you are looking for a coreopsis with a truly hot color and long-lasting blooms, Coreopsis 'Hot Paprika' is an excellent choice. Its vibrant flowers and easy-care nature will make it a standout in your garden.

Question 41

Coreopsis v. 'Red Hot Vanilla'

Accepted Answer

Coreopsis 'Red Hot Vanilla' is a striking variety of threadleaf coreopsis that brings a unique and fiery touch to the garden. It is part of the Sizzle & Spice® series, known for its vibrant colors and compact habit.

Characteristics:

Unique Bicolor Blooms: The flowers are a creamy white with a bold crimson center, creating a captivating contrast. The blooms are about 1 to 1.5 inches wide and have a simple, daisy-like form.
Threadleaf Foliage: Like other threadleaf coreopsis, 'Red Hot Vanilla' has fine, needle-like foliage that adds a delicate texture to the garden. The foliage is a fresh green color that complements the flowers beautifully.
Compact Habit: It forms a well-branched, rounded mound, typically reaching 12-18 inches tall and wide. This compact growth habit makes it suitable for smaller gardens, borders, and containers.
Long Bloom Time: Blooms profusely from early summer to late summer, providing a long season of color and interest.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day) for the best flower color and production.
Soil: Prefers well-drained soil but tolerates average garden soil.
Moisture: Drought-tolerant once established but benefits from occasional watering during extended dry periods.
Hardiness: Hardy in USDA zones 5-9.

Benefits:

Eye-Catching Blooms: The unique color combination of creamy white and crimson creates a striking display in the garden.
Long Season of Interest: Provides continuous color throughout the summer months.
Low Maintenance: Requires minimal care once established.
Attracts Pollinators: The flowers are a magnet for bees and butterflies.
Deer Resistant: Generally avoided by deer.
Versatile: Suitable for borders, containers, mass plantings, and cut flower arrangements.

Tips for Growing 'Red Hot Vanilla':

Deadheading: While not necessary for continuous bloom, deadheading can encourage bushier growth and prevent self-seeding.
Pinching: Pinching back the tips of young plants can promote bushier growth.
Dividing: Divide clumps every 3-4 years to maintain plant vigor.

If you are looking for a coreopsis with a unique color combination and a long blooming season, Coreopsis 'Red Hot Vanilla' is an excellent choice. Its striking flowers and easy-care nature will make it a standout in your garden.

Question 42

Coreopsis v. 'Sassy Saffron'

Accepted Answer

Coreopsis 'Sassy Saffron' is a vibrant and cheerful addition to the Sizzle & Spice® series of threadleaf coreopsis. It stands out with its bright lemon-yellow flowers and contrasting dark centers, bringing a sunny disposition to any garden.

Characteristics:

Bright Yellow Blooms: The flowers are a striking lemon-yellow, a brighter shade than many other yellow coreopsis varieties. They have a dark maroon, almost black, center that creates a bold contrast.
Abundant Flowers: 'Sassy Saffron' produces masses of 1 to 1.5-inch wide, daisy-like flowers that cover the plant from early to late summer.
Threadleaf Foliage: The foliage is fine, thread-like, and a soft gray-green color. This adds a delicate texture to the plant and contrasts beautifully with the vibrant flowers.
Compact Habit: It forms a well-branched, rounded mound, typically reaching 15-18 inches tall and 22-26 inches wide. This compact growth habit makes it ideal for smaller gardens, borders, and containers.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day) for the best color and flower production.
Soil: Prefers well-drained soil but tolerates average garden soil.
Moisture: Drought-tolerant once established but benefits from occasional watering during extended dry periods.
Hardiness: Hardy in USDA zones 5-9.

Benefits:

Showy Blooms: The vibrant, lemon-yellow flowers with dark centers create a cheerful and eye-catching display in the garden.
Long Bloom Time: Provides continuous color throughout the summer months.
Low Maintenance: Requires minimal care once established.
Attracts Pollinators: The bright flowers are a magnet for bees and butterflies.
Deer Resistant: Generally avoided by deer.
Versatile: Suitable for borders, containers, mass plantings, and cut flower arrangements.

Tips for Growing 'Sassy Saffron':

Deadheading: While not necessary for continuous bloom, deadheading can encourage bushier growth and prevent self-seeding.
Pinching: Pinching back the tips of young plants can promote bushier growth.
Dividing: Divide clumps every 3-4 years to maintain plant vigor.

With its cheerful color combination, delicate foliage, and easy-care nature, Coreopsis 'Sassy Saffron' is a fantastic choice for adding a touch of sunshine to any garden.

Question 43

Coreopsis verticillata 'Zesty Zinger'

Accepted Answer

Coreopsis 'Zesty Zinger' is a captivating variety of threadleaf coreopsis that adds a burst of vibrant color and a touch of whimsy to the garden. It is a part of the Sizzle & Spice® series, known for its bold colors and compact forms.

Characteristics:

Unique Flower Color and Pattern: The flowers are a striking combination of magenta and white. Each petal appears as if it started white and then had a magenta brushstroke painted across it, creating a truly unique and eye-catching effect. The center of the flower is a warm golden yellow, adding another layer of interest.
Abundant Blooms: 'Zesty Zinger' produces masses of 1.5-inch wide, daisy-like flowers that cover the plant from early to late summer.
Threadleaf Foliage: The foliage is fine, thread-like, and a bright green color. This creates an airy and delicate texture that complements the vibrant flowers.
Compact Habit: It forms a well-branched, rounded mound, typically reaching 15-18 inches tall and 20-24 inches wide. This compact growth habit makes it ideal for smaller gardens, borders, and containers.

Growing Conditions:

Sunlight: Thrives in full sun (at least 6 hours per day) for the best color and flower production.
Soil: Prefers well-drained soil but tolerates average garden soil.
Moisture: Drought-tolerant once established, but benefits from occasional watering during extended dry periods.
Hardiness: Hardy in USDA zones 5-9.

Benefits:

Showy Blooms: The unique color and pattern of the flowers create a striking focal point in the garden.
Long Bloom Time: Provides continuous color throughout the summer months.
Low Maintenance: Requires minimal care once established.
Attracts Pollinators: The bright flowers are a magnet for bees and butterflies.
Deer Resistant: Generally avoided by deer.
Versatile: Suitable for borders, containers, mass plantings, and cut flower arrangements.

Tips for Growing 'Zesty Zinger':

Deadheading: While not necessary for continuous bloom, deadheading can encourage bushier growth and prevent self-seeding.
Pinching: Pinching back the tips of young plants can promote bushier growth.
Dividing: Divide clumps every 3-4 years to maintain plant vigor.

If you are looking for a coreopsis with a truly unique and zesty appearance, Coreopsis 'Zesty Zinger' is an excellent choice. Its captivating blooms and easy-care nature will add a touch of whimsy and vibrancy to any sunny garden.

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