Japanese Scoliid Wasp vs Plum Sawfly

Side-by-side species comparison

Attribute Japanese Scoliid Wasp Plum Sawfly
Scientific Name Scolia oculata Hoplocampa flava
Order Hymenoptera Hymenoptera
Family Scoliidae Tenthredinidae
Size 20-30 mm 4-6 mm
Habitat Underground Orchards
Diet Nectar Feeders Fruit Feeders
Regions Japan, China, Korea Europe
Conservation Least Concern Least Concern

Japanese Scoliid Wasp

A large black wasp with distinctive eye-like yellow spots on the abdomen found in East Asia. It parasitizes the larvae of large dynastid beetles.

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Did You Know?

Its yellow abdominal markings resemble large eyes, which may serve to startle potential predators.

Plum Sawfly

A small, yellowish-brown sawfly that is a pest of plum orchards. Larvae bore into developing plum fruitlets, causing them to drop prematurely.

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Did You Know?

Larvae can be detected by their distinctive wet frass, which oozes from entry holes in young plum fruitlets.