Striped Alder Sawfly vs Diamondback Moth Parasitoid

Side-by-side species comparison

Attribute Striped Alder Sawfly Diamondback Moth Parasitoid
Scientific Name Hemichroa crocea Diadegma semiclausum
Order Hymenoptera Hymenoptera
Family Tenthredinidae Ichneumonidae
Size 7-9 mm 4-6 mm
Habitat Rivers & Streams Farmland
Diet Herbivores Parasitoids
Regions North America, Europe Europe, Asia
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.

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Did You Know?

This species can reproduce both sexually and parthenogenetically, with unfertilized eggs developing into males.

Diamondback Moth Parasitoid

A small ichneumon wasp that is the most important natural enemy of the diamondback moth, a major global brassica pest. Females parasitize caterpillars with a quick ovipositor strike.

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Did You Know?

So effective at controlling diamondback moth that pesticide-free brassica production depends on this species.