Common name: yellow fumitory, yellow corydalis
Zones 5 to 7.
Full sun to partial shade.
Plants reach 9 to 15 inches tall and 12 to 15 inches wide.
Herbaceous perennial. Growth rate: Moderate to rapid, Easy to grow. Reseeds prolifically.
Beginning in late spring, clusters of light yellow to rich gold flowers float just above the foliage. Corydalis luteawill continue to produce flowers thru mid-fall if plants are kept moist. This species of Corydalis is a woodland perennial which forms a mound of ferny, medium green foliage.
Corydalis grows best in moist, well-drained alkaline soils in part shade. Easily grown in average, medium, well-drained soil, C. lutea tends to tolerate drier conditions better than the other species. Though it will grow in full sun with consistent moisture, this plant prefers partial shade. Generally intolerant of hot and humid summer conditions, wet soils in winter can be fatal.In hot summers, plants may be cut back to basal leaves. It self-seeds freely, and seedlings can be transplanted to other locations or removed.
A classic cottage garden plant, dainty and refined, green, fern-like leaves resemble the fronds of Maiden-Hair Fern.
Excellent as a border, containers, naturalize in mass plantings. Forms a nice ground cover in shady woodland areas or shaded rock gardens. Rabbit resistant.
Thirty (30) plants per flat (or tray). Approximate Plug Measurements: 3 inches deep x 2 inches wide.