USDA Zone 4 (-30°F) to USDA Zone 7 (0°F).
6" (15 cm)
Weekly during dry spells
Mulch to reduce weeds
Profuse flowers over an exceptionally long season. A superb edging plant for butterfly gardens. Also ideal in containers or trailing over stones and rock walls. Beautiful contrast to yellow flowers or golden-leaved plants. Drought and heat tolerant.