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

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

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.

I don't know what this is on my oak tree, but is it anything I should be concerned about? Should I spray with something?

According to the Pennsylvania State Extension folks, “Beech and oak are deciduous native ... This helps protect these trees from losing water from their leaves during the winter (an extremely ...

Water trees, shrubs, lawns, and perennials during prolonged dry fall and winter periods to prevent root damage.

Q: One of my five oak trees is having this problem and I’m wondering what I should do. I hope it’s not a disease that could ...

From now through the end of December is the time of year to inspect your trees for Sudden Oak Death. The mold pathogen that causes Sudden Oak Death, phytophthora ramorum, is most active during wet ...

Tulip tree (Liriodendron tulipifera), a cousin of the magnolia, is absolutely stunning in spring when it’s fragrant, ...

Conditions are quite different today as I step into the early November woods for a walk. With the leaf drop and the not-yet snow cover, the forest is very open, and I see plenty of things that were ...