| anthracnose |
Gnomonia spp. |
1 |
| Armillaria root rots |
Armillaria spp. |
1 |
| ash heart rot |
Perenniporia fraxinophila |
1 |
| basswood thrips |
Neohydatothrips tiliae |
3 |
| birch skeletonizer |
Bucculatrix canadensisella |
1 |
| black knot |
Apiosporina morbosa |
1 |
| bronze birch borer |
Agrilus anxius |
3 |
| butternut canker |
Sirococcus clavigignenti-juglandacearum |
2 |
| cattle |
Bos spp. |
2 |
| cedar-apple rust |
Gymnosporangium juniperi-virginianae |
1 |
| Cenangium cankers |
Cenangium spp. |
1 |
| clinker polypore |
Inonotus obliquus |
1 |
| Dutch elm disease |
Ophiostoma ulmi |
3 |
| emerald ash borer |
Agrilus planipennis |
1 |
| Eutypella canker |
Eutypella parasitica |
1 |
| fire |
|
1 |
| fire blight |
Erwinia amylovora |
1 |
| flooding/high water |
|
1 |
| frost and winter injury (general) |
|
1 |
| galls |
|
1 |
| Ganoderma root rots |
Ganoderma spp. |
1 |
| Geometrid moth |
|
2 |
| gypsy moth |
Lymantria dispar |
1 |
| hispidus canker |
Inonotus hispidus |
1 |
| iron deficiency |
|
1 |
| leaf scorches |
|
2 |
| logging damage |
|
1 |
| Lyonetiid moth |
|
1 |
| maple bladdergall mite |
Vasates quadripedes |
1 |
| mechanical thinning |
|
1 |
| mossy maple polypore |
Oxyporus populinus |
1 |
| oak anthracnose |
Apiognomonia errabunda |
3 |
| oak wilt |
Ceratocystis fagacearum |
4 |
| poplar borer |
Saperda calcarata |
1 |
| poplar petiolegall aphid |
Pemphigus populitransversus |
1 |
| poplar vagabond aphid |
Mordvilkoja vagabunda |
1 |
| red-belted fungus |
Fomitopsis pinicola |
1 |
| sawyer beetles |
Monochamus spp. |
1 |
| Septoria leaf spot and canker |
Septoria musiva |
2 |
| snow and ice damage (snow load) |
|
2 |
| tar spot of maple |
Rhytisma acerinum |
1 |
| Tomentosus root disease |
Onnia tomentosus |
1 |
| twolined chestnut borer |
Agrilus bilineatus |
2 |
| Venturia leaf scabs and blights |
Venturia spp. |
1 |
| walnut shoot moth |
Acrobasis demotella |
2 |
| white heartwood rot |
Phellinus tremulae |
3 |
| willow scab |
Venturia saliciperda |
1 |
| witches' broom |
|
1 |
| wood borers |
|
1 |
| yellow-bellied sapsucker |
Sphyrapicus varius varius |
1 |
