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Asian Citrus Psyllid (ACP)

Quarantine Information (Regulated Establishments Section)

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.

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CDFA YouTube

Psyllid Plant Pest Threat video

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. (1:00:00)
HLB TreeRemoval picture

HLB Tree Removal in Southern California

Video documentation of California's first ever citrus tree diagnosed with the deadly Huanglongbing disease being removed from a Southern California residence in 2012.(1:00:00)