Thickspike Gayfeather

Liatris pycnostachya

Tall, long-lived native perennial with clusters of pink-purple flowers along stems sometimes reaching 5 ft. tall, blooming June to October. Substantial taproot system can reach 5-15 ft. deep; also rhizomatous. Occurs on moist tallgrass prairies, often in thick patches. Use for prairie restoration and as an ornamental. Nectar important to many native pollinators, especially native butterflies and moths.