How to Prune Bush's purple coneflower?
Cut back flowered stems to encourage a long flowering display

Bush's purple coneflower · Echinacea paradoxa
Also known as: yellow coneflower
Grow in humus-rich well-drained soil in full sun; poor drainage in winter will lead to losses. A dry mulch in winter is advisable in very cold areas. Leave plants to develop into substantial clumps as they resent disturbance
Cut back flowered stems to encourage a long flowering display