Cabbage Stem Weevil vs Western Damsel Bug
Side-by-side species comparison
| Attribute | Cabbage Stem Weevil | Western Damsel Bug |
|---|---|---|
| Scientific Name | Ceutorhynchus pallidactylus | Nabis alternatus |
| Order | Coleoptera | Hemiptera |
| Family | Curculionidae | Nabidae |
| Size | 2.5-3.5 mm | 7-10 mm |
| Habitat | Farmland | Farmland |
| Diet | Herbivores | Predators |
| Regions | Europe | Western North America |
| Conservation | Least Concern | Least Concern |
Cabbage Stem Weevil
A grey weevil that mines inside brassica stems. Larvae tunnel through stems causing weakening. One of several Ceutorhynchus species affecting oilseed rape.
Did You Know?
Larval tunneling weakens plant stems to the point where they may snap in windy conditions.
Western Damsel Bug
A tan to light brown predatory bug common in agricultural fields across western North America. It has elongate forelegs adapted for capturing prey. It is valued as a natural biological control agent in alfalfa and other crops.
Did You Know?
It is one of the most abundant generalist predators in western alfalfa fields and can significantly reduce lygus bug populations without any pesticide intervention.