Knapweed Gall Weevil vs Smoky Wainscot
Side-by-side species comparison
| Attribute | Knapweed Gall Weevil | Smoky Wainscot |
|---|---|---|
| Scientific Name | Bangasternus fausti | Mythimna impura |
| Order | Coleoptera | Lepidoptera |
| Family | Curculionidae | Noctuidae |
| Size | 4-6 mm | 28-34 mm wingspan |
| Habitat | Grasslands | Grasslands |
| Diet | Gall Makers | Herbivores |
| Regions | Europe, Central Asia | Europe |
| Conservation | Least Concern | Least Concern |
Knapweed Gall Weevil
A weevil that induces galls in knapweed flower heads. Larvae develop inside the enlarged flower buds. Used in biological control of invasive knapweeds in North America.
Did You Know?
Released in North America as biocontrol for invasive spotted knapweed, which costs ranchers millions annually.
Smoky Wainscot
A dull brownish wainscot moth extremely common in grasslands. Larvae feed on various grass species. Often confused with the similar Common Wainscot.
Did You Know?
So similar to the Common Wainscot that reliable identification often requires examination of genitalia.