Easy to grow and hardy from zone 3 to 9. Prefers full sun, but tolerates part shade.
Compact clumps of dark green, evergreen foliage can be planted in clay or sandy soil, as long as it is well-drained. Avoid over-watering, usually once a week until established will suffice. Deadhead to encourage blooms all season.
Use in containers, mixed borders, entry ways, cut flower gardens, scented gardens, and butterfly gardens. Space 12 to 18 inches apart.