Goldspotted Oak Borer
Goldspotted Oak Borer
Goldspotted Oak Borer
University of California
Goldspotted Oak Borer

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 GSOB Blog


UC IPM Releases Management Guidelines for Goldspotted Oak Borer

PHOTO:  Life states of the goldspotted oak borer.  From left: fourth-instar larva, fourth instar larva in a hairpin configuration and in a constricted form, pupa and adult.  Photo by Mike I. Jones

First identified in California in 2004, the goldspotted oak borer (GSOB), Agrilus auroguttatus, has killed more than 24,000 oak trees in San Diego County since its arrival, probably in the late 1990s.   In 2012, it was detected in Riverside...

Posted on Tuesday, April 30, 2013 at 12:38 AM

GSOB: A Threat to Oaks and Firewood

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This video is about the Goldspotted Oak Borer (GSOB) and the devastating effects it has on Oak Trees in San Diego County and how you can help stop the spread of this harmful insect.

Posted on Thursday, July 5, 2012 at 10:11 AM
Tags: gsob (6)

Did You Know Streams Grow on Trees?

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Picture yourself sitting at a stream bank. You see clear, shining water bubbling down, insects buzzing around the water, and delicate green plants growing at the waters edge. Towering above you are longstanding oak woodlands, providing a reprieving patch...

Posted on Friday, March 30, 2012 at 7:37 AM

Protect California’s Forests – Buy and Burn Local Firewood

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Most of us have fires to warm our homes or ourselves as we socialize around a campfire with little regard for the origin of the wood we are using. However, as invasive pests and diseases are on the rise it is more important than ever to be cautious about...

Posted on Friday, July 8, 2011 at 5:32 PM
Tags: Burn (1), Campgrounds (3), Disease (3), Don't Move Firewood (1), Fire (3), Firewood (2), Forests (2), Goldspotted Oak Borer (5), GSOB (6), Homeowners (2), Pests (2), Risks (2), Wood (2)

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This site contains research-based information for education purposes. For specific guidance check with your local land management regulatory authorities. Any information on products and practices is for educational purposes only and does not constitute an endorsement or recommendation by the University of California. 

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