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Oregon Department of Forestry - Private Forests Program
Forest tree seedlings growing in a nursery bed

Forest Health Management in Oregon
Insect & Disease Pest Notes
Damage from bark beetles and other agents can lead to landscape-level tree mortality that increases the risk of catastrophic fire.
Tree damage & mortality increases risk of catastrophic fire.
Bark Beetles:
 

Borers: Defoliators:
Shoot & Twig Insects:
 
 Sucking Insects:
 
Foliage Diseases:  
Root Diseases:
 


 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Other Damage:

Additional Information:

Forest Health

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Page updated: June 30, 2009

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