Lemon trees are an excellent addition to your garden. They offer sweet citrus fruit, and their blossoms smell wonderful when they bloom. However, there are some garden plants that may negatively ...

A plant expert wants to remind gardeners that they must remain vigilant to prevent an insect infestation that will kill their citrus trees. “We have in California a fatal and incurable citrus disease, ...

SAN DIEGO COUNTY, Calif. — The San Diego citrus industry brings in more than $100 million each year, but there is one bug that could severely impact citrus crops. One way that San Diegans can help ...

This story is free to read because readers choose to support LAist. If you find value in independent local reporting, make a donation to power our newsroom today. Sweet orange scab, a plant disease ...

Citrus trees showing natural tolerance to citrus greening disease host bacteria that produce novel antimicrobials that can be used to fight off the disease, our recent study shows. We found the trees ...

Three months after the state imposed a citrus quarantine across 100 square miles of Ventura County, inspectors have diagnosed 68 residential citrus trees with huanglongbing, an incurable ...

Q. What are the current rules about moving citrus to prevent the spread of HLB or citrus greening disease? Where can I find the most up-to-date quarantine maps? Citrus greening disease, also known as ...

The California Department of Food and Agriculture Thursday declared a new citrus quarantine in Valley Center after detecting the citrus tree disease known as Huanglongbing — or citrus greening — in ...