Blue Willow Beetle vs Scarlet Pergid Sawfly

Side-by-side species comparison

Attribute Blue Willow Beetle Scarlet Pergid Sawfly
Scientific Name Phratora vulgatissima Pergagrapta polita
Order Coleoptera Hymenoptera
Family Chrysomelidae Pergidae
Size 3-5 mm 10-16 mm
Habitat Farmland Woodlands
Diet Herbivores Herbivores
Regions Europe, Western Asia Eastern Australia
Conservation Least Concern Least Concern

Blue Willow Beetle

A small, metallic dark blue to blue-green beetle commonly found on willow trees. It can cause significant defoliation in willow biomass plantations grown for bioenergy.

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Did You Know?

It is considered one of the most important pests of short-rotation willow coppice plantations grown for renewable energy in northern Europe.

Scarlet Pergid Sawfly

A brightly colored Australian sawfly with a polished dark body and reddish highlights. Larvae feed on eucalyptus and are often found in clusters.

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Did You Know?

The genus Pergagrapta is endemic to Australia and represents part of the remarkable radiation of pergid sawflies on that continent.