Common Burdock is a native to Europe. This plant can be found throughout most of the United states, it grows along ditch banks, road sides, in pastures and waste areas. It likes shady areas.
Common Burdock is a biennial, which forms a rosette the first year, the second year the plant develops flowers and seeds. Some rosettes can reach 3 feet across. Leaves are heart shaped and wooly underneath. The stem is hollow and can reach 3 to 7 feet tall. The seeds heads are bur-like and can attach themselves to animal hair, clothes, etc.
Bio-control is not available. Herbicides work good if applied between the rosettes and pre-bloom stage. This plant can be pulled out but may be tough depending on the size of the plant.