Annual: The Crown series are known for their large upward facing flowers, measuring up to 3.5" in diameter. Compact, vigorous & heavy-blooming. Good bedding, border or container plant. Attracts butterflies. Bloom time: spring & fall. Bloom color: purple. Height: 4-6". Width: 6-8". Exposure: sun/part shade. Water: moderate. USDA Z7-11.