People are being asked to check trees for signs of disease this spring and summer.

A new tree disease has spread in forests in Massachusetts, joining invasive pests and climate change as top priorities for foresters to address. The state has found beech leaf disease in more than 90 ...

To properly manage a tree, you need to know what species it is. Plus, tree identification is a lot of fun. Knowing a tree’s species is key to understanding their proper growing conditions, how to ...

Add Yahoo as a preferred source to see more of our stories on Google. During the winter, when trees enter their dormant season, homeowners should prioritize inspections to ensure their health and ...

Three months after the state imposed a citrus quarantine across 100 square miles of Ventura County, inspectors have diagnosed 68 residential citrus trees with huanglongbing, an incurable ...

A plant expert wants to remind gardeners that they must remain vigilant to prevent an insect infestation that will kill their citrus trees. “We have in California a fatal and incurable citrus disease, ...

ANN ARBOR, MI — Ann Arbor is bracing for the possibility that oak wilt may strike more parks and nature areas, and city officials want the community to be prepared. The systemic, lethal, oak tree ...

This shade tree makes a lovely addition to the yard. Unfortunately, it can come with a host of problems like pests, disease, and aggressive root systems.