QUESTION: My lemon tree started sending out new growth, but it's deformed, twisted and has a silvery appearance. It almost looks like there are trails running through the insides of some of the leaves ...

SAN LUIS OBISPO COUNTY, Calif. – County officials detected six adult Asian Citrus Psyllids (ACP) with an insect trap in Arroyo Grande – these pests are a serious concern to California's commercial ...

Growing citrus is a dicey business these days in Southern California, and not at all recommended if you live within a two-mile radius of a tree infected with Huanglongbing — a.k.a. HLB or citrus ...

In a new strategy to combat citrus greening disease, scientists have engineered citrus trees to act as both bait and executioner for the insects that spread the disease. Using virus-induced gene ...

I received the following email from Doug Brooks, who gardens in Claremont. “For years, I have used some type of yearly insect control product to help protect my fruit trees. The last few years I have ...

Citrus is the most popular kind of fruit grown in Louisiana. This time of year, satsumas and other types of citrus are abundant — and delicious. Several biotic and abiotic stresses affect citrus ...

Add Yahoo as a preferred source to see more of our stories on Google. Scientists at the University of Florida are testing a new type of citrus tree that can fight off the tiny insects responsible for ...

The Cambridge Dictionary defines the familiar idiom, “a shot in the arm” as “something that has a sudden, strong, positive effect on something.” It apparently came into popular language as early as ...

Q: I’m not sure if you remember me writing to you last year about an insecticide that I sprayed on my citrus trees before bringing them in the house for the winter. I followed your suggestion to ...

A disease that has devastated citrus groves in parts of Florida and Texas —and made its way to Southern California almost a decade ago — was recently found on a tree in Long Beach, causing a ...