Back to General Information about Insects

Browse tree insects by tree type , or by insect name.

B Y   T R E E   T Y P E

Apple Tree Insects
See crabapple

Ash Tree Insects
Brownheaded ash sawfly · Redheaded ash sawfly
All ash tree insects and diseases

Birch Tree Insects
Birch Leafminer · Bronze birch borer · Gypsy moth · Japanese beetle
All birch tree insects and diseases

Black Locust Insects
Locust borer · Locust leafminer
All locust tree insects and diseases

Buckeye Tree Insects
See Horsechestnut

Crabapple Tree Insects
Apple maggot
All crabapple insects and diseases

Dogwood Tree Insects
Dogwood borer
All dogwood insects and diseases

Douglas-fir Insects
Douglas-fir tussock moth · Western spruce budworm
All Douglas-fir insects and diseases

Elm Tree Insects
Asian longhorned beetle · Elm bark beetle · Elm leaf beetle ·  Gypsy moth
All elm tree insects and diseases

Hickory Tree Insects
Hickory shuckworm · Nut curculio · Pecan nut casebearer · Pecan phylloxera · Pecan weevil
All pecan and hickory insects and diseases

Horsechestnut Tree Insects
All horsechestnut tree insects and diseases

Magnolia Insects
Magnolia Scale

Maple Tree Insects
Asian longhorned beetle
All maple tree insects and diseases

Oak Tree Insects
Forest tent caterpillar · Gypsy moth · Oak leaftier · Oak leafroller · Scarlet oak sawfly · Spider mites
All oak tree insects and diseases

Palm Tree Insects
Cabbage palm caterpillar · Giant palm borer · Palm budworm · Palmetto weevil · Royal palm bug · Thrips
All palm tree insects and diseases

Pecan Tree Insects
See Hickory

Pine Tree Insects
Pine needle scale · Pine sawfly · Southern pine beetle · Spruce spider mites
All pine tree insects and diseases

Spruce Tree Insects
Cooley spruce gall adelgid · Cytospora canker · Douglas-fir tussock moth · Eastern spruce gall adelgid ·   Spruce needle miner · Spruce spider mite · Western spruce budworm
All spruce tree insects and diseases

Willow Tree Insects
Willow gall · Willow leaf beetle
All willow tree insects and diseases

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B Y   I N S E C T   N A M E

Aphids
Apple maggot
Asian longhorned beetle

Birch leafminer
Bronze birch borer
Brownheaded ash sawfly

Cabbage palm caterpillar
Cooley spruce gall adelgid
Cytospora canker of spruce

Dogwood borer
Douglas-fir tussock moth (on Douglas-fir)
Douglas-fir tussock moth (on spruce) 

Eastern spruce gall adelgid
Eastern tent caterpillar
Elm bark beetle
Elm leaf beetle

Forest tent caterpillar

Giant palm borer
Gypsy moth

Hickory Shuckworm

Japanese beetle

Locust borer
Locust leafminer

Magnolia scale

Nut curculio

Oak leafroller
Oak leaftier

Palm budworm
Palmetto weevil
Pecan nut casebearer
Pecan Phylloxera
Pecan Weevil
Pine needle scale
Pine sawfly

Redheaded ash sawfly
Royal palm bug

Scarlet oak sawfly
Southern pine beetle
Spruce budworm (on Douglas-fir)
Spruce budworm (on spruce)
Spruce needle miner
Spruce spider mite

Thrips

Western spruce budworm
Willow gall
Willow leaf beetle

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