|Clump-forming, carefree and generously blooming evergreen perennial for summer and early fall. Reaches up to 24 inches tall and about as wide. Grayish-green leaves are lance-shaped and pinnatifid. Flowerheads form corymbs 4 inches across in light yellow with darker disk florets. This heat and drought tolerant perennial has a fiberous root system and can become invasive. Divide to maintain. Butterflies are attracted to this plant. Good cut flower that dries well, too.