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, ...

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 ...

Sweet orange scab is a fungal pathogen that affects citrus like tangerines and sweet oranges.

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 ...

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 ...

Pruning helps keep your lemon tree disease free.

For several years now, citrus greening has been decimating residential citrus in Northeast Florida. Previous recommendations were to either remove the tree, or limp along until the fruit became ...

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 ...

HLB, or 'yellow dragon disease', has led to the destruction of more than 100 million infected citrus trees in China, and more ...