Blue-winged Scoliid Wasp vs Large Square-headed Wasp
Side-by-side species comparison
| Attribute | Blue-winged Scoliid Wasp | Large Square-headed Wasp |
|---|---|---|
| Scientific Name | Scolia dubia | Ectemnius cephalotes |
| Order | Hymenoptera | Hymenoptera |
| Family | Scoliidae | Crabronidae |
| Size | 18-25 mm | 12-18 mm |
| Habitat | Underground | Woodlands |
| Diet | Nectar Feeders | Wood Feeders |
| Regions | Eastern North America | Europe |
| Conservation | Least Concern | Least Concern |
Blue-winged Scoliid Wasp
A black and reddish-brown wasp with iridescent blue wings commonly seen on flowers in late summer. It parasitizes green June beetle and Japanese beetle grubs.
Did You Know?
It is one of the best natural controls for Japanese beetle grubs, which are major lawn and garden pests.
Large Square-headed Wasp
A large solitary wasp that nests in dead wood and provisions its nest with captured flies. Has a distinctively large, square-shaped head. Common in gardens and woodland.
Did You Know?
Nests in old beetle holes in dead wood, stocking each cell with paralyzed flies for its developing larvae.