Perennial: Deciduous. Attracts butterflies and hummingbirds. This eye catcher has lemon-yellow flowers that are nearly fluorescent with strong straight stems and nice green foilage. Great for fresh or dried arrangements. Removing wilted flowers will encourage additional blooms. Nice in borders or containers. Bloom time: summer-fall. Height: 24-36". Exposure: sun-part/shade. Water: moderate. USDA Z8.