Perennial Shrub: Deer resistant and drought tolerant. Evergreen bushy plant with fragrant royal blue flowers from late spring to winter. Good for borders, beds, window boxes and containers. Attracts bees, butterflies and hummingbirds. Bloom color: royal blue. Height: 10-12 inches. Spread: 10-12 inches. Exposure: full sun. Water: moderate (avoid overwatering). USDA Z10.