Tree Specie |
Common Pests |
Pest Details (habits, lifecycles, etc.) |
| Alder |
Woolly alder aphid |
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| Apple |
Apple-and-thorn skeletonizer
Eastern tent caterpillar
Apple scab |
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| Arborvitae |
(see Cedar) |
|
| Ash |
Ash flower gall
Fall webworm |
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| Basswood |
(see Linden) |
|
| Birch |
Birch leafminer
Birch skeletonizer
Bronze birch borer
Yellownecked caterpillar |
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| Boxelder (Manitoba maple) |
Boxelder bug
Boxelder twig borer
Boxelder leaf blight |
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| Butternut |
(see Walnut) |
|
| Catalpa |
Comstock mealybug
Catalpa leafspot
Verticillium wilt |
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| Cedar, eastern white |
Cedar (Arborvitae) leafminers
Cedar-apple rust (see Juniper rusts) |
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| Cherry |
(see Peach) |
|
| Elm |
Elm bark beetles
Elm leaf beetle
European fruit lecanium
Spiny elm caterpillar
Dutch elm disease |
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| Euonymus |
Euonymus scale
Euonymus webworm
Crown gall |
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| Hawthorn |
Pear sawfly
Hawthorn leaf blight |
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| Honeylocust |
Honeylocust pod gall |
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| Horse-Chestnut |
Whitemarked tussock moth
Horse-Chestnut leaf blotch |
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| Juniper |
Juniper scale
Juniper webworm
Juniper blight
Juniper rusts |
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| Larch |
Larch casebearer
Larch sawfly |
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| Lilac |
Lilac borer
Lilac leafminer
Oystershell scale
Powdery mildew |
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| Linden |
Cankerworms
June beetles
Linden looper |
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| Locust |
Locust borer
Locust leafminer
Locust twig borer |
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| Maple |
Cottony maple scale
Maple gall mites
Maple leafcutter
Maple trumpet skeletonizer
Norway maple aphid
Saddled prominent
Anthracnose
Dieback of hardwoods
Nectria canker |
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(see Boxelder for Manitboa maple) |
| Mockorange |
Mockorange leafminer |
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| Mountain Ash |
Mountain ash sawfly
Pearleaf blister mite
Rose chafer
Fire blight |
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| Oak |
Gypsy moth
Oak galls
Oak lace bug
Oak leafshredder
Oak skeletonizer
Twig pruner
Armillaria root rot |
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| Peach, Plum, Cherry |
Lesser peachtree borer
Peachtree borer
Black knot |
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| Pine |
Eastern pine shoot borer
European pine sawfly
European pine shoot moth
Jack pine budworm
Northern
Pine weevil
Pales weevil
Pine root collar weevil
White pine weevil, Pine bark adelgid [aphid]
Pine engraver, Pine needle scale
Pine spittlebug
Pine tortoise scale
Redheaded pine sawfly
Other pine sawflie
Zimmerman pine moth
Diplodia tip blight
Fomes root rot
Scleroderris canker
Sweetfern blister rust
White pine blister rust
Winter browning |
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| Plum |
(see Peach) |
|
| Poplar |
Forest tent caterpillar
Poplar petiolegall aphid
Poplar sawfly
Poplar vagabond aphid
European poplar canker
Hypoxylon canker |
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| Spruce |
Cooley spruce gall adelgid [aphid]
Eastern spruce gall adelgid [aphid]
Spruce bud scale
Spruce budworm
Spruce needleminer
Spruce spider mite
Yellowheaded spruce sawfly
Other spruce sawflies
Spruce canker |
VIEW PDF |
| Walnut |
Walnut caterpillar
Yellow leaf blotch |
VIEW PDF |
| Willow |
Giant bark aphid
Imported willow leaf beetle
Poplar-and-willow borer |
VIEW PDF |
| Yew |
Black vine weevil |
VIEW PDF |
