Bulbous Perennial Herb: Lavish, super dark and velvety peony-like blooms are an impressive 5 œ inches across! Talk about adding "wow" to your garden! The flowers are held on strong stems and make long lasting cut flowers. Good in borders, containers, mass plantings, and under deciduous trees and shrubs. Bloom time: early to mid spring. Bloom color: deep purple-black. Height: 16-18 inches. Exposure: sun/part shade. Water: moderate. USDA Z3.