Category: Forest Pathogens

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Spruce Engraver Beetle in Northern California

In June 2023, my family and I took a trip up Russian Creek in the Russian Wilderness. This area is renowned for its conifer diversity so I was on the lookout for my favorite plants.

It was alarming to discover mortality in one of California’s rarest conifers, the Engelmann spruce due to Spruce Engraver Beetle in Northern California. Here is what I wrote:

It appears California’s Engelmann spruce are also under attack as the Blake’s Fork stand in the Russian Wilderness is witnessing ~60% mortality over the past few years from what I believe to be spruce beetles. More monitoring is needed.

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Forest Pathogens

Select Forest Pathogens of California’s Klamath Mountains

Forest Pathogens often go unnoticed while exploring, but offer an exceptional window into the intricacies of forest ecology when better understood. I created the free document linked below in 2011 while in Grad School at Humboldt State. Forest Pathology was one of the more interesting classes I took while turning Conifer Country into my thesis for a Master’s Degree in Biology. Most of the information for this document was taken from Terry Henkel’s lecture notes as well as from internet and book sources–all cited within the document. I was recently reminded of this creation because of the October weather that has dropped unprecedented amounts of rain and nurtured fungal growth across Northwest California.

Fomitopsis pinicola
Fomitopsis pinicola

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