Perennial Herb: Evergreen. Deer, drought, clay, bog & coast tolerant. Use in borders, pots, between stones, rock gardens & as a ground cover. Spreads quickly by runners. Attracts butterflies & hummingbirds. Blooms: spring-summer. Color: blue. Foliage: dark purple. Height: 4-6". Exposure: sun/shade. Water: moderate/moist. USDA Z3-10. PP#15815