Vernonia noveboracensis / Ironweed

This member of the Asteraceae family enjoys full sun and medium to wet soils. Vernonia noveboracensis blooms in August and September and is tolerant of deer browsing and clay soils . The common name Ironweed refers to many qualities of this plant including strong red stems and rust-colored seeds. Flowers are the deepest, richest purple you’ve ever seen!

https://plants.sc.egov.usda.gov/core/profile?symbol=VENO