Eupatorium's are great for attracting butterflies, bees and hummingbirds to the garden. Beautiful display of small, lavender thistles on chartreuse stems appear in Spring and continue to Fall. Great container or garden plant for full sun to half day sun. Drought tolerant in the ground once established or can take regular garden water. Prune old flower stalks after each flush of bloom if desired. Cut back hard in early Spring or late Fall to shape.