Huanglongbing on oranges. Photo courtesy of USDA. According to the Citrus Pest and Disease Prevention Program, the California Department of Food and Agriculture (CDFA) has confirmed five additional huanglongbing (HLB)…
Four HLB Trees in San Gabriel, Quarantine Declared
Huanglongbing on Mandarin Oranges Huanglongbing (HLB) has been confirmed four times in San Gabriel, in a kumquat tree on a residential property, in a lime tree on an adjacent residential…
Residential Citrus Tree Concerns Remain
The three huanglongbing (HLB) finds in California to date are in a close radius amongst a huge residential area. The California Department of Food and Agriculture (CDFA) says residential trees…
Proximity of HLB Finds Concerning, Yet Not Surprising
Huanglongbing on oranges. Photo courtesy of USDA. The two recent huanglongbing (HLB) detections in Los Angeles County are just 15 miles away from the first HLB detection in 2012. HLB…
Second Tree Tests Positive for HLB in San Gabriel
Huanglongbing on oranges. Photo courtesy of USDA. The California Department of Food and Agriculture (CDFA) has confirmed a second tree has tested positive for the citrus disease huanglongbing (HLB) in…
Psyllid Surveying Leads to HLB Detection
A second case of the citrus disease called huanglongbing (HLB) was confirmed in California on July 10, and routine psyllid surveying led to the detection. Psyllid Surveying Leads to HLB…
Huanglongbing Detected in Los Angeles County
Huanglongbing on oranges. Photo courtesy of USDA. The California Department of Food and Agriculture (CDFA) and the United States Department of Agriculture (USDA) have confirmed detection of the citrus disease…
Asian Citrus Psyllid Detection In Santa Clara County Expands Quarantine Into Alameda County
…it can carry the disease huanglongbing (HLB), also known as citrus greening. All citrus and closely related species, such as curry leaf trees, are susceptible hosts for both the insect…
Local Residents Urged To Declare Why “Citrus Matters” To Los Angeles
California’s citrus industry is threatened by the Asian citrus psyllid, a tiny pest that can transmit the world’s deadliest citrus disease, Huanglongbing (HLB). Currently, all of Los Angeles County is…
Asian Citrus Psyllid Quarantine Expansion In Kern County
…of grave concern because it can carry the disease huanglongbing (HLB), also known as citrus greening. All citrus and closely related species, such as curry trees, are susceptible hosts for…
Update on Commercial Orchard Psyllid Find
…you have asked about huanglongbing (HLB) testing on the ACP found on yellow sticky traps. In most cases, by the time they are collected, the insects on sticky traps are…
Asian Citrus Psyllid Detected Near Orange Cove
…collaboratively to determine what steps are taken next. The Asian citrus psyllid is an invasive species of grave concern because it can carry the disease huanglongbing (HLB), also known as…
First Detection of Asian Citrus Psyllid in Citrus Orchard Reported
…orchard is serious because of the threat of huanglongbing, a plant disease that is fatal to all types of citrus trees. Huanglongbing can be carried from tree to tree by…
Asian Citrus Psyllid Detected in City of Bakersfield, Kern County
…the plant disease huanglongbing (HLB). All citrus and closely related species are susceptible hosts for both the insect and the disease. There is no cure once a tree becomes infected….