July 28, 2015 by PrairieChat Common Burdock (Arctium minus) – Wildflower Burdock is a sprawling invasive biannual weed that grows two to five feet tall. This weed, with its hooked fruit, is said to have inspired the creation of Velcro. Common Burdock (Arctium minus)Photo – Clarence Holm7/28/2015 Share this:TwitterFacebookEmailLike this:Like Loading... Related