The Summer Snowdrift Candytuft (Iberis 'Summer Snowdrift') is a carpet-forming perennial that fills gardens in pure white snowdrifts. Summer Snowdrift is a later blooming variety than other candytuft varieties. The deep-green foliage forms low mounds that bloom from spring until frost. These fragrant plants are rarely bothered by deer, but you'll enjoy the pollinators will visit frequently while blooming. A short-lived evergreen perennial in southern climates. Originated in Southern Europe. Care Plant Candytufts in the full sun to part shade. Not particular on soil type, these require well-drained soil and consistent moisture and added fertility. Thriving in the heat and frost resistant too, these are adaptable, tolerant and easy-care plants. Best grown in zones 6-9. Growth Habit 10–12" H x 12–14"W at maturity. Bright white blooms cover the low mounding plants from spring to late summer. Toxicity While evergreen candytuft is generally considered mildly poisonous to dogs and cats. Deer & rabbit resistant.