California Invasive Species Action Week began Saturday, June 5 and runs through Sunday, June 13, 2021. Increasing public awareness of invasive species and their impacts helps protect our natural resources, waterways, native species, agriculture, and health.
UC IPM has several resources on exotic and invasive species as well as information on specific pests both present in California as well as pests that have a high...
![Citrus tree infected with Huanglongbing. [M.E. Rogers]](https://ucanr.edu/blogs/UCIPMurbanpests/blogfiles/42824small.jpg)
The following press release was distributed on March 28, 2017 by the Citrus Pest & Disease Prevention Program.
The California Department of Food and Agriculture crews conducting intensive, risk-based surveys detected eight citrus trees confirmed to be infected with Huanglongbing. All trees were in the core area of San Gabriel where HLB has previously been detected. This brings the total number of HLB-positive trees in California to 46.
CDFA routinely conducts HLB surveys throughout the state based on a risk model that considers factors that may make an area more likely to have a presence of the disease. CDFA has further fine-tuned this approach by increasing the number of samples pulled from citrus trees...
