Volunteers paint lime wash on an oak tree that is dying from a beetle infestation in Silverado Canyon on Thursday. (Allen J. Schaben / Los Angeles Times) The tree was dead. Ron Durbin, who trekked ...

Ron Durbin, who trekked with a group into a rugged Santa Clarita canyon, quickly spotted nearby trees pockmarked with D-shaped “exit holes,” a deadly calling card. This was the work of the goldspotted ...

A drive to the mountains in San Diego County means you're surrounded by nature, trees especially, which have been facing a major threat from something so small you might not even notice it. You will ...

New Orleans residents marveled in wonder this week after a rare winter storm dropped a historic 10 inches of snow on the Crescent City. While the storm turned downtown into a beautiful winter ...

Dear Neil: I’ve lost large chunks of bark off my Mexican white oak in just six weeks. It is without leaves. It’s a great shade tree on the west side of my kitchen. What might have caused that? It’s a ...

Nearly 400 students from across Guelph helped to create a new art installation at the University of Guelph Arboretum. They created artwork to highlight moths and butterflies that rely on oak trees.