Emerald Ash Borer vs Cabbage Stem Weevil
Side-by-side species comparison
| Attribute | Emerald Ash Borer | Cabbage Stem Weevil |
|---|---|---|
| Scientific Name | Agrilus planipennis | Ceutorhynchus pallidactylus |
| Order | Coleoptera | Coleoptera |
| Family | Buprestidae | Curculionidae |
| Size | 8-14 mm | 2.5-3.5 mm |
| Habitat | Forests | Farmland |
| Diet | Sap Feeders | Herbivores |
| Regions | Asia, North America (invasive) | Europe |
| Conservation | Least Concern | Least Concern |
Emerald Ash Borer
One of the most destructive invasive insects in North America. Native to Asia, it has killed hundreds of millions of ash trees since its detection in Michigan in 2002.
Did You Know?
The emerald ash borer has killed over 100 million ash trees in North America — the economic damage exceeds $10 billion and threatens to eliminate an entire tree genus.
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.