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 ...

Safeguarding your trees against pests is important to their health and longevity. Invasive species can wreak havoc by defoliating or infecting trees, and left untreated, can lead to loss of limbs and ...

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 ...