Nettle Root Weevil vs Oak Slug Sawfly
Side-by-side species comparison
| Attribute | Nettle Root Weevil | Oak Slug Sawfly |
|---|---|---|
| Scientific Name | Phyllobius virideaeris | Caliroa quercuscoccineae |
| Order | Coleoptera | Hymenoptera |
| Family | Curculionidae | Tenthredinidae |
| Size | 3-5 mm | 4-5 mm (adult) |
| Habitat | Hedgerows | Woodlands |
| Diet | Herbivores | Herbivores |
| Regions | Europe | North America |
| Conservation | Least Concern | Not Evaluated |
Nettle Root Weevil
A bright green-scaled weevil found on nettles and other vegetation in spring. Extremely common but the scales wear off with age revealing black cuticle. Adults chew leaf edges.
Did You Know?
Fresh specimens are brilliant metallic green, but old worn individuals look like completely different black beetles.
Oak Slug Sawfly
A slug-like sawfly larva that skeletonizes oak leaves in North America. Severe infestations cause browning of the canopy by midsummer.
Did You Know?
The slimy larval coating deters most predators except for a few specialized parasitoid wasps.