Mustard Beetle vs Large Rose Sawfly
Side-by-side species comparison
| Attribute | Mustard Beetle | Large Rose Sawfly |
|---|---|---|
| Scientific Name | Phaedon cochleariae | Arge pagana |
| Order | Coleoptera | Hymenoptera |
| Family | Chrysomelidae | Argidae |
| Size | 3-4 mm | 7-10 mm (adult) |
| Habitat | Farmland | Gardens |
| Diet | Herbivores | Herbivores |
| Regions | Europe | Europe, Asia |
| Conservation | Least Concern | Not Evaluated |
Mustard Beetle
A small metallic blue-black beetle that feeds on watercress, mustard and other crucifers. Both adults and larvae damage crops. Common in damp habitats near streams.
Did You Know?
Commercial watercress growers regard this tiny beetle as one of their most persistent pest problems.
Large Rose Sawfly
A conspicuous sawfly whose larvae skeletonize rose leaves in gardens and parks. Adults are stout and black with an orange abdomen.
Did You Know?
Larvae curl into an S-shape when disturbed and drop from the leaf as a defense mechanism.