Striped Alder Sawfly vs Leaf-Rolling Rose Sawfly
Side-by-side species comparison
| Attribute | Striped Alder Sawfly | Leaf-Rolling Rose Sawfly |
|---|---|---|
| Scientific Name | Hemichroa crocea | Blennocampa phyllocolpa |
| Order | Hymenoptera | Hymenoptera |
| Family | Tenthredinidae | Tenthredinidae |
| Size | 7-9 mm | 3-5 mm |
| Habitat | Rivers & Streams | Underground |
| Diet | Herbivores | Herbivores |
| Regions | North America, Europe | Europe, introduced to North America |
| Conservation | Least Concern | Least Concern |
Striped Alder Sawfly
A brightly colored sawfly with an orange body and black markings on the thorax. Larvae are pale yellowish-green with dark dorsal stripes and feed on alder and birch.
Did You Know?
This species can reproduce both sexually and parthenogenetically, with unfertilized eggs developing into males.
Leaf-Rolling Rose Sawfly
A tiny black sawfly that causes rose leaflets to roll downward into tight cylinders. The larva feeds inside the rolled leaf shelter.
Did You Know?
The female injects a chemical into the leaf margin during egg-laying that causes the leaf to roll tightly, creating a protective tube for the developing larva.