Heliotrope: prefers moist, well-drained soil in full sun or, where summers are hot, in afternoon shade. Butterflies are attracted to its flowers, which offer a delightful vanilla scent. Bring container plants under cover for winter or take cuttings. Butterfly Garden Plants, Planting Flowers, Plant Pictures, Flower Pictures, Purple Flowers, Beautiful Flowers, Short Plants, Sun Perennials, Plant Guide