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Search by tree species

Identify the insects and diseases that are present on each tree species

Select a tree family and click on the name to display the list of insects and diseases affecting this family. To obtain more specific results, click on the [+ symbol to display the tree species. The number ( ) indicates the number of insects and diseases that affect each tree family or species.

Select a tree family of species

plus Alder (44)

plus Ash (23)

plus Basswood (12)

plus Beech (21)

plus Birch (93)

plus Cherry (41)

plus Cypress (18)

plus Douglas-fir (134)

plus Elm (28)

plus Fir (341)

plus Hemlock (160)

plus Hickory (7)

plus Juniper (34)

plus Larch (128)

plus Maple (106)

plus Oak (44)

plus Pine (443)

plus Poplar (142)

plus Spruce (400)

plus Thujas (82)

plus Walnut (4)

plus Willow (41)

Note: This is not an exhaustive list. Your tree may be affected by an insect or a disease for which data are currently unavailable.