An Online Catalog of
Western Forest Insects and Diseases

We're always looking for new links to add to this collection!
Contact our websteward for more information.

Many of the documents included on this list are in PDF format. To view PDF documents, you need a copy of Adobe Acrobat Reader, a FREE program. Once you have downloaded and installed your copy of Acrobat Reader, just click on a PDF file (below) to view it.

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Rots and Decays

Brown Crumbly Rot / Red Belt Fungus (Fomitopsis pinicola)

Brown Crumbly Rot USDA FS, SW Oregon FHP Service Center (html)
Brown Crumbly Rot (USFS R6 Forest Disease Management Notes - PDF)
Heart Rots of Engelmann Spruce and Subalpine Fir in the Central Rocky Mountains
(Forest Insect and Disease Leaflet No. 150 - html)
Brown Crumbly Rot -- HForest, Canadian Forest Service (html)

Brown Cubical Butt Rot (Phaeolus schweinitzii)

Red-Brown Butt Rot USDA FS, SW Oregon FHP Service Center (html)
Brown Cubical Butt Rot (USFS R6 Forest Disease Management Notes - PDF)

Brown Top Rot (Fomitopsis cajanderi)

Brown Top Rot USDA FS, SW Oregon FHP Service Center (html)

Brown Trunk Rot (Fomitopsis officinalis)

Brown Trunk Rot USDA FS, SW Oregon FHP Service Center (html)
Brown Trunk Rot (USFS R6 Forest Disease Management Notes - PDF)

Dark Brown Cubical Rot (Laetiporus sulfereus)

Brown Cubical Rot USDA FS, SW Oregon FHP Service Center (html)
Dark Brown Cubical Rot (USFS R6 Forest Disease Management Notes - PDF)

Decay of Aspen (many species)

Decay and Discoloration of Aspen (Forest Insect and Disease Leaflet No. 149 - html)
Aspen Trunk Rot -- HForest, Canadian Forest Service (html)

Ganoderma Trunk Rot (Ganoderma oregonense)

Ganaoderma Trunk Rot USDA FS, SW Oregon FHP Service Center (html)

Gray Saprot (Cryptoporus volvatus)

Gray-Brown Sap Rot USDA FS, SW Oregon FHP Service Center (html)
Gray Saprot (USFS R6 Forest Disease Management Notes - PDF)

Pocket Dry Rot / Pecky Rot (Oligoporus amarus)

Pocket Dry Rot USDA FS, SW Oregon FHP Service Center (html)
Pecky Rot (USFS R6 Forest Disease Management Notes - PDF)
Heart Rots of Incense-Cedar (Forest Insect and Disease Leaflet No. 30 - PDF)

Mottled Rot (Pholiota limonella)

Mottled Rot USDA FS, SW Oregon FHP Service Center (html)
Mottled Rot (USFS R6 Forest Disease Management Notes - PDF)

Heart Rot (Stereum sanguinolentum)

Red Heart Rot -- HForest, Canadian Forest Service (html)

Red Ring Rot (Phellinus pini)

Red Ring Rot USDA FS, SW Oregon FHP Service Center (html)
Red Ring Rot (USFS R6 Forest Disease Management Notes - PDF)
Heart Rots of Engelmann Spruce and Subalpine Red Fir in the Central Rocky Mountains
(Forest Insect and Disease Leaflet No. 150 - html)
Red Ring Rot -- HForest, Canadian Forest Service (html)

Red Rot (Dichomitus squalens {Polyporus anceps})

Red Rot of Ponderosa Pine (Forest Insect and Disease Leaflet No. 123 - html)

Rust Red Stringy Rot (Echinodontium tinctorium)

Rust-Red Stringy Rot USDA FS, SW Oregon FHP Service Center (html)
Rust Red Stringy Rot (USFS R6 Forest Disease Management Notes - PDF)
Brown Stringy Trunk Rot -- HForest, Canadian Forest Service (html)
Indian Paint Fungus, Brown Stringy Rot (Echinodontium tinctorium)-- WA State University Forest Health Note (html)

White Mottled Rot (Ganoderma applanatum)

White Mottled Rot (USFS R6 Forest Disease Management Notes - PDF)
White Mottled Rot -- HForest, Canadian Forest Service (html)

Tomentosus Root Rot (Inonotus tomentosus)

White Pocket Root and Butt Rot (USFS R6 Forest Disease Management Notes - PDF)
distribution in B.C., hosts/signs/symptoms -- B.C. Ministry of Forests (html)
Tomentosus Root Disease -- HForest, Canadian Forest Service (html)

White Trunk Rot of Aspen (Fomes ignarius var. populinus)

White Trunk Rot of Aspen (USFS R6 Forest Disease Management Notes - PDF)
Decay and Discoloration of Aspen (Forest Insect and Disease Leaflet No. 149 - html)

Yellow Brown Top Rot (Fomitopsis cajanderi)

Yellow Brown Top Rot (USFS R6 Forest Disease Management Notes - PDF)

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Quick links to other pages of our on-line catalog:
  Western Forest Diseases:
[mistletoes] [root diseases] [rots & decays] [foliage diseases] [cankers]
[rusts] [seedling diseases] [general]
Western Forest Insects:
[bark beetles | wood borers] [defoliators] [seed & cone insects]
[shoot, twig, & terminal insects] [sucking insects] [general]

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