Tuberous perennial: Deer & drought tolerant. Does produce edible tubers but mainly grown for ornamental uses. More compact than other varieties. Attractive deeply cut purple-black foliage. Attracts hummingbirds. Good in containers, window boxes & hanging baskets. Climbing & vining growth: Height: 12-14". Spread: 30-36". Exposure: sun. Water: mod/dry. USDA Z9-12.