Perennial: Drought tolerant. Deer resistant. Considered one of the best upright cultivars. Unlike others, the bottom foliage does not die out. Compact, bushy habit. Forms tiny blossoms in dense, narrow spikes. Good cut flower, container, border & rock garden plant. Attracts butterflies & hummers. Blooms: spring-summer. Bloom color: dp blue-violet. Ht.: 15-18". Width: 12-18". Exp.: sun/pt shade. Water: mod. USDA Z3. PP#18932