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

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 ...

“The best time to prune oak trees would be as they have gone dormant, and so, kind of the way to tell that, I mean, the ...