Perennial: An heirloom variety, 'King of the Blacks' is the darkest of a reddish purple that appears near black. Deer resistant. Good bed, border plant or an excellent cut flower with a spicy clove fragrance. Fully double, rich black-red to maroon blooms. Attracts butterflies and bees. Long, grey-green leaves grow in an evergreen mound in full sun. Bloom time: summer-fall. Ht: 18-24". Width: 12-18". Water: moderate. USDA Z4.