Sky blue flowers. May. New stems emerge near-black and stay dark throughout spring. 2-3′ tall. Full sun – part shade; moist, well drained soil. Clump forming, shrub-like habit. Salt tolerant. Mixed borders, cottage gardens, masses. Long-lived. Attractive yellow fall foliage. Attracts pollinators. Deer resistant. Eastern U.S. native species. Zone 4.

<-- Go Back