Plant: deciduous shrub to 4'

Origin: North American short grass plains and mountainsides from New Mexico to Saskatchewan

Zone: 3 - 8

Flowers: tiny, fragrant, purple flowers crowded onto spikes.

Foliage: pinnately compound leaves are small and hairy to reduce water loss.

Culture: full sun in well drained, average to poor soil. Great with other prairie or rock garden plants that don't need much water. Protect from rabbits in winter.