Red Mason Bee vs Blue-winged Scoliid Wasp

Side-by-side species comparison

Attribute Red Mason Bee Blue-winged Scoliid Wasp
Scientific Name Osmia bicornis Scolia dubia
Order Hymenoptera Hymenoptera
Family Megachilidae Scoliidae
Size 8-13 mm 18-25 mm
Habitat Orchards Underground
Diet Fruit Feeders Nectar Feeders
Regions Western Europe, Central Europe, Northern Europe Eastern North America
Conservation Least Concern Least Concern

Red Mason Bee

A compact, ginger-haired solitary bee that nests in hollow stems and bee hotels. It is an exceptionally efficient pollinator of fruit trees in spring.

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Did You Know?

A single red mason bee can do the pollination work of 120 honeybees on apple trees.

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.

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Did You Know?

It is one of the best natural controls for Japanese beetle grubs, which are major lawn and garden pests.