Pecan Weevil vs Pear Psylla

Side-by-side species comparison

Attribute Pecan Weevil Pear Psylla
Scientific Name Curculio caryae Cacopsylla pyri
Order Coleoptera Hemiptera
Family Curculionidae Psyllidae
Size 8-12 mm 2-3 mm
Habitat Orchards Orchards
Diet Parasitoids Fruit Feeders
Regions Eastern and Southern United States Europe, Western North America
Conservation Least Concern Not Evaluated

Pecan Weevil

A brown weevil with a long snout that is a significant pest of pecan and hickory trees. Larvae develop inside the nuts over several weeks.

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Did You Know?

Its larvae remain underground in a resting state for up to three years before finally pupating.

Pear Psylla

A small winged psyllid that is the most important insect pest of European pear orchards. Nymphs produce copious honeydew that causes fruit russeting and sooty mold.

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Did You Know?

It can inject a toxin while feeding that causes a condition called psylla shock, which can kill young pear trees.