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From the Fire Safe Council of San Diego

Tree and forest health are affected by many issues, including drought, tree pests, wildfire, etc. This page provides information on the specific concerns in our area, as well as suggestions on what you can do to make a difference.

Gold Spotted Oak Borer (GSOB)

Shot Hole Borers

Don’t move firewood

Tree mortality crisis

Gold Spotted Oak Borer (GSOB): GSOB is an invasive pest that is contributing to the death of thousands of oak trees across San Diego County. Follow the link below to find out more information, including how to identify and report GSOB.


Overview: A New Threat to Oaks in Southern California

Developing an Integrated Pest Management Program

Brochure: A New Threat to Oaks in Southern California

Best Management Practices (BMPs)

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