Diamondback Moth Parasitoid vs Yellow-shouldered Slug Sawfly

Side-by-side species comparison

Attribute Diamondback Moth Parasitoid Yellow-shouldered Slug Sawfly
Scientific Name Diadegma semiclausum Arge berberidis
Order Hymenoptera Hymenoptera
Family Ichneumonidae Argidae
Size 4-6 mm 7-9 mm (adult)
Habitat Farmland Gardens
Diet Parasitoids Herbivores
Regions Europe, Asia Europe
Conservation Least Concern Not Evaluated

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.

Yellow-shouldered Slug Sawfly

A sawfly pest of barberry and mahonia shrubs, skeletonizing leaves in gardens. Larvae are slug-like and pale green with a dark head.

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Did You Know?

Two generations per year can completely strip barberry hedges of their foliage by late summer.