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CUES: Center for Urban Ecology and Sustainability
Insect Pests of Deciduous Trees
Aphids
Clearwing borers Eriophyid mites Forest tent caterpillar
Poplar and willow borer
Woolly alder aphid
Ambrosia beetle Aphids Asian longhorned beetle Birch leafminer Bronze birch borer Clearwing borers Dusky birch sawfly Fall webworm Forest tent caterpillar Gypsy moth Japanese beetle Leafhoppers Mourningcloak butterfly Oystershell scale Poplar and willow borer Redhumped caterpillar Walnut caterpillar Whitemarked tussock moth Yellownecked caterpillar
Ambrosia beetle Calico scale Clearwing borers Dogwood sawfly Flatheaded appletree borer Fourlined plant bug Leafhoppers Oystershell scale Redhumped caterpillar Scurfy scale Spittlebugs Strawberry root weevil Twig girdler Twospotted spider mite
Ambrosia beetle Aphids Asian longhorned beetle Bagworm Calico scale Cankerworms Elm bark beetle, Smaller European Elm bark beetle, native Elm borer
Elm casebearer
Elm eriophyid mite Elm leaf beetle Elm scurfy scale European elm scale European red mite Flatheaded appletree borer Fall webworm Forest tent caterpillar Gloomy scale Gypsy moth Japanese beetle Leafhoppers Mourningcloak butterfly Oystershell scale Redhumped caterpillar Twig girdler Twig pruner Twospotted spider mite Whitemarked tussock moth Woolly apple aphid Yellownecked caterpillar
Aphids Cankerworms Clearwing borers Eastern tent caterpillar Eriophyid mites European fruit lecanium European red mite Fall webworm Forest tent caterpillar Japanese beetle Leafhoppers Oystershell scale Pear sawfly Redhumped caterpillar Twig girdler Twospotted spider mite Uglynest caterpillar Yellownecked caterpillar
Ambrosia beetle Aphids Bagworm European red mite Flatheaded appletree borer Honeylocust spider mite Honeylocust plant bug Leafhoppers Mimosa webworm Treehoppers Twig girdler Twig pruner Walnut caterpillar Yellownecked caterpillar
Ambrosia beetle Aphids Asian longhorned beetle Bagworm Boxelder bug Calico scale Cankerworms Clearwing borers Cottony maple scale Eriophyid mites European fruit lecanium Flatheaded appletree borer Forest tent caterpillar Fourlined plant bug Gloomy scale Japanese beetle Leafhoppers Maple bladdergall mite
Maple spindlegall mite
Maple velvet erineum gall mite Oystershell scale Twig pruner Twospotted spider mite Whitemarked tussock moth Woolly alder aphid Yellownecked caterpillar
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