Iberis sempervirens 'Snow Cone' a/k/a Evergreen Candytuft Zones: 3 to 9; Sun. Mature size can reach 6 to 12 inches height; and spread 12 to 24 inches; low-growing, spreading, semi-evergreen subshrub. Small, white, fragrant flowers blanket the plant in early-to-late-spring. Flowers ... See More