Burdock
Guides
Metzneria lappella
Burdock Seedhead Moth, Burdock Seed Moth
A small gelechiid moth with a wingspan of 13–19 mm, native to the Palaearctic region and introduced to North America. It is univoltine, with adults active in late spring and summer. The species is tightly associated with burdock plants (Arctium), where larvae feed on developing seeds.
Papaipema arctivorens
Northern Burdock Borer, Thistle Stem Borer Moth
Papaipema arctivorens, commonly known as the northern burdock borer or thistle stem borer moth, is a noctuid moth species found in eastern and central North America. The species is notable for its specialized larval feeding on thistle and burdock stems, with larvae boring into the pith of host plants. Adults have a wingspan of 27–39 mm. The species has been documented across a broad geographic range from Quebec to northern Georgia.