A deadly new oak-tree disease can be prevented by pruning them in the dormant season (if needed) instead of spring or summer.

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Marcescent trees, such as oaks and beeches, do not form a complete abscission layer, and their leaves often remain attached ...

The DNR said oak wilt is first identified when the trees’ green leaves turn yellow or brown around the edges and begin to ...

The black tips on leaves can be found on many different species of trees — not just oaks — but they transmit the pathogen ...

A UC Berkeley-led citizen science project has discovered at least four outbreaks of a new, potentially more aggressive form ...

Planting an oak tree, if you have the room, provides acorns and leaves that feed and provide cover for millions of organisms and species while also sequestering carbon.

As the fall season starts to wrap up, leaves start to fall in droves. But why is that? Meteorologist Matt Willoughby explains ...

Fall leaves get a warm welcome from Christie Hunt. The River Forest, Illinois, resident rakes them into her flower beds, ...

Our fall season has finally arrived, with the ebb and flow of ambient temperature typical of Central Texas to the Upper Gulf ...

More common ailments to look for include anthracnose, most common on dogwoods. Anthracnose impacts forest edge trees that can ...