Alder Cimbicid Sawfly vs White Pine Sawfly

Side-by-side species comparison

Attribute Alder Cimbicid Sawfly White Pine Sawfly
Scientific Name Cimbex americanus Neodiprion pinetum
Order Hymenoptera Hymenoptera
Family Cimbicidae Diprionidae
Size 18-25 mm 6-9 mm (adult)
Habitat Rivers & Streams Forests
Diet Wood Feeders Omnivores
Regions North America North America
Conservation Least Concern Not Evaluated

Alder Cimbicid Sawfly

The largest sawfly in North America, with a robust body up to 25 mm long, clubbed antennae, and smoky brown wings. Body color varies from black to brownish-yellow.

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Did You Know?

The large, green larvae can squirt a fluid from lateral glands when disturbed, similar to their European relative Cimbex femoratus.

White Pine Sawfly

A defoliator primarily attacking eastern white pine in North America. Larvae feed in clusters, consuming entire needles.

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Did You Know?

Repeated heavy defoliation over several years can kill even mature white pine trees.