Perennial: Evergreen. Drought tolerant. Deer resistant. Very vigorous. Great ground cover, border, edging and rock garden plant. Can be used as a lawn substitute. Attracts butterflies and hummingbirds. Bloom time: late spring-summer. Bloom color: deep blue. Mat forming: 2" x 12-18". Exposure: sun/part shade. Water: moderate. USDA Z4-9.