A Comprehensive Guide to Giant Ironweed (Vernonia gigantea)
Giant Ironweed (Vernonia gigantea) is a herbaceous perennial that is native to the eastern and mid-western United States and the province of Ontario in Canada. This plant is a host to the American Lady butterfly (Vanessa virginiensis). Growing from 2.5 to 10 feet tall, this species grows in… Read More »A Comprehensive Guide to Giant Ironweed (Vernonia gigantea)