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CDFA Plant Health

Asian Citrus Psyllid (ACP) Treatment Information

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.

Treatment Notification Information


2016

2015

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Treatment Boundary Maps


Fresno County

Imperial County

Kern County

Kings County

Los Angeles County

Monterey County

Riverside County

San Benito County

San Bernardino County

San Diego County

San Joaquin County

San Luis Obispo County

Santa Barbara County

Santa Clara County

Stanislaus County

Tulare County

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CDFA YouTube

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.(3:12)

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