Garden columnist Dan Gill answers readers' questions each week. To send a question, email Gill at [email protected]. My problem is with black stuff on my crape myrtles' leaves and bark. It ...

Some Costa Mesa residents are being notified citrus trees in their yards may need to be sprayed with insecticide or removed, after state agriculture officials confirmed the detection of harmful ...

Asian citrus psyllids, invasive insects that measure about one-eighth of an inch long, can spread bacteria that kill citrus trees. California Department of Food and Agriculture Associated Press An ...

Routine inspections by California Department of Food and Agriculture (CDFA) officials led to the discovery of a citrus disease in Ramona, resulting in a quarantine.

If you want your citrus trees to produce an abundance of healthy fruit in winter, now is the time to care for them. Amanda Blum is a freelancer who writes about smart home technology, gardening, and ...

The recent discovery of citrus trees in Rancho Bernardo’s Westwood neighborhood with the bacterial disease Huanglongbing means a 95-square-mile area in north inland San Diego has been placed under ...

Many people have a potted citrus plant or two that they keep indoors during the winter and move outdoors for the summer. It may be one of those dwarf trees that produce full-sized fruit. Or it could ...