PESTS AND DISEASES
| INSECTS | MITES | FUNGI | |||
| Insect | Plant/Condition | Mite | Plant/Condition | Fungus | Plant/Disease |
| Hemadas nubilipennis | Blueberry Stem Gall | Eriophyes tiliae | Basswood Leaf Gall | Cryphonectria parasitica | Chestnut Blight |
| Hormaphis hamamelidis | Witch Hazel Cone Gall | Aceria regulus | Velvet Leaf Gall | Scorias spongiosa | Beech Black Soot |
| Cryptococcus fagisuga | Woolly Beech Scale | Nectria coccinea var. faginata | |||
| Fomitopsis pinicola | |||||
|
FLOWERING PLANT PARASITES |
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| Parasite | Host Plant | ||||
| Epifagus virginiana | American Beech | ||||
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Updated 25 May 2006.