HLB Virus Information and Resources
**CITRUS QUARANTINE EXPANDED TO VALLEY CENTER AS OF MARCH 2025**
Parts of San Diego County are under a citrus quarantine due to the HuanglongBing (HLB) virus spreading from the Asian Citrus Psyllid. Oceanside, Valley Center, Escondido, and now Fallbrook are under quarantine.
IF YOU BELIEVE YOUR PLANT IS AFFECTED PLEASE CALL THE CITRUS PEST HOTLINE: 1-800-491-1899
CLICK HERE TO SEE QUARANTINED AREAS
CLICK HERE FOR CDFA'S REGULATION AND QUARANTINE BOUNDARIES
Download these informational PDF's below:
hlb_what_to_expect.pdfHLB_Sample_Protocol.pdf
Citrus Insider Informational Materials
Click here for information on the County's Citrus Quarantine Program