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CDFA Plant Health

Asian Citrus Psyllid (ACP)


QUARANTINE INFORMATION (Regulated Establishments Section)


 •  Pest Hotline: 1-800-491-1899

The Asian citrus psyllid (ACP) is a pest that acts as a carrier or vector spreading "huanglongbing" (HLB), a devastating disease of citrus trees. This bacterial disease is transmitted to healthy trees by the psyllid after it feeds on infected plant tissue.

 • Return to main Regulations and Quarantine Boundaries information page.

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CDFA YouTube

Asian Citrus Psyllid Plant Pest Threat

Learn about the threat to California citrus from the Asian citrus psyllid insect pest, carrier of Huanglongbing or yellow shoot disease, a lethal plant pathogen.(2:06)

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