Recent Updates on ACP/HLB from the Citrus Pest & Disease Prevention Program:
Asian Citrus Psyllid Find in Madera County
An Asian Citrus Psyllid has been found in the Bonadelle Ranchos area of Madera County. It was a single insect collected on a sticky trap. The find will result in an expansion of the ACP quarantine in both Madera and Fresno counties. Further details regarding the quarantine will be released soon. Fortunately, this is an area with little commercial citrus. Please contact Fresno County Grower Liaison Sylvie Robillard, or your County Agricultural Commissioner's office, with any questions.
ACP quarantine in Northern San Mateo County, Including Portion of San Francisco...
The following press release was distributed by Stanislaus County's Agricultural Commissioner's Office on Thursday, Oct. 29, 2015.
Modesto, October 29, 2015 – The Stanislaus County Agricultural Commissioner, in cooperation with the California Department of Food and Agriculture are beginning an extensive survey and treatment program in response to the detection of two Asian citrus psyllids on a residential property within the City of Turlock in Stanislaus County.
Two Asian citrus psyllids were confirmed on Monday, October 26, 2015. To establish the extent of the infestation, an increased number of yellow sticky panel traps...
Sacramento, July 10, 2015 - The California Department of Food and Agriculture (CDFA) and the United States Department of Agriculture (USDA) have confirmed detection of the citrus disease known as huanglongbing (HLB), or citrus greening. The disease was detected in plant material taken from a kumquat tree in a residential neighborhood in the San Gabriel area of Los Angeles County.
This is the second time HLB has been detected in California. The first detection occurred in 2012 in a residential citrus tree in Hacienda Heights, about 15 miles from San Gabriel.
HLB is a bacterial disease that attacks the vascular system of plants. It does not pose a threat to humans or animals. The Asian citrus psyllid can...
- Author: Elizabeth E Grafton-Cardwell
- Author: Cheryl A. Wilen
- Author: Matthew Daugherty
[From the April 2015 issue of the UC IPM Retail Newsletter]
In June 2013, we wrote about the Asian citrus psyllid (ACP) in UC IPM's Retail Nursery and Garden Center News. At that time, ACP was mostly found in parts of Southern California. It has since been detected in multiple locations in the Central Valley and has been detected in the San Francisco Bay Area. Thus, the psyllid is established near, or threatening much of, California's commercial, nursery, and residential...
/span>- Author: Elizabeth E Grafton-Cardwell
- Author: Cheryl A. Wilen
[From the December 2014 issue of the UC IPM Green Bulletin]
In August 2012, we wrote about the Asian citrus psyllid (ACP) in UC IPM's Green Bulletin newsletter. At that time, ACP was found only in San Diego, Imperial, Riverside, San Bernardino, Los Angeles, and Orange counties. It has since been detected in Ventura, Santa Barbara, San Luis Obispo, Fresno, Kern, and Tulare counties, and in the last three months has been found in San Joaquin and Santa Clara counties (Figure...
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