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Orange County

To report firewood or trees suspected of being infested with GSOB:
Call the GSOB Hotline (951) 659-8328 or use this online form.

To request GSOB information materials and handouts:
Contact Annika Nabors: ajnabors@ucanr.edu.

Please note that GSOB has been found at several sites in inland Orange County (see zone of infestation map here).

Find a pest control professional or arborist in your area.

To learn more about the Orange County infestation:

Weir Canyon Infesation Overview