Cormous Perennial: Drought tolerant. Deer resistant. Deciduous. Branched stems carry clusters of lily-like flowers that are excellent for cutting (they last about 2 weeks). Good in borders. Attracts hummingbirds. Bloom time: summer. Bloom color: assorted. Height: 2-4 feet. Exposure: sun/part shade. Water: moderate/dry. USDA Z5.