Perennial: Perennial: Drought tolerant. Deer resistant. Compact, bushy habit. Forms tiny blossoms in dense, narrow spikes that are abundant. Good cut flower, container, border and rock garden plant. Attracts butterflies & hummingbirds. Bloom time: spring-summer. Bloom color: deep blue-violet. Height: 12-14". Width: 12-14". Exposure: sun/part shade. Water: moderate. USDA Z3