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, a citrus greening ...

A genetically engineered tree holds promise to possibly save Florida's citrus industry from an insect that causes "greening disease." The Asian citrus psyllid has devastated the industry. Some Florida ...

If your citrus tree looks like it's struggling, you might feel like years of tree care are about to be lost. But diagnosing and fixing the problem can help you nurse your tree back to health. Many of ...