Butterfly and goldfinch favorite with multiple spikes of dark purple flowers. Native plants, they are deep rooted and drought tolerant. Deer resistant. Long blooming and will rebloom if cut back. Seed Strain.
Prefers full sun and moist, well-drained soils. Tolerant of drought, summer heat and humidity. Avoid wet soils in winter.
Interesting in that the blooms open from the top down.
Good rain garden plant.