Perennial Herb or Subshrub: A sturdy growth gives it adaptability to a wide range of climate conditions. A great sub for alyssum. Good for pots, baskets, beds or as a ground cover. Bloom time: spring-fall. Bloom color: purple blue. Grow in sun to part shade. Provide ample water in full sun but avoid overwatering in shade. Height: 3-8". USDA Z9. PPAF