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:
- Orange County Fire Authority's GSOB information web page
- Contact Dr. Beatriz Nobua-Behrmann with UC Cooperative Extension Orange County
- Orange County Agricultural Commissioner's page on emerging tree pests (including GSOB and invasive shothole borer)