'Ellen's Blue'< Back
Showy, fragrant, deep blue flowers clustered on compact silver-leaved plants. Jun – Sept. 3-5′ tall. Deadhead to encourage blooming. Cut back in late winter to maintain shape and vigor. Needs full sun and well-drained soils. Attracts pollinators and hummingbirds. Good cut flower. Use in sensory, cottage or butterfly gardens. Zone 5.