Mark Collins has run Evergreen Wholesale, a 230-acre plant nursery in San Diego, for over 40 years. But this year, he almost ...

Q: My Meyer lemon tree is being attacked by something that is eating its leaves. A few of the leaves are curled up and some of them have what looks like some sort of cocoon inside. I also saw these ...

SAN DIEGO (CNS) — The California Department of Food and Agriculture declared a new citrus quarantine in Ramona this week after two citrus trees in a residential area tested positive for Huanglongbing, ...

Citrus trees are small to medium-sized, frost tender, sub-tropical trees whose fragrant spring and summer flowers are followed by a range of different tangy fruits including oranges, lemons, limes and ...

As a gardener I never cease to be amazed at the extremes in weather we have in Tallahassee and the effect these extremes can ...

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 ...