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Discover the Chestnut Oak Tree (Quercus prinus), a resilient species known for its ecological benefits, drought tolerance, ...

then spreads quickly until much of the tree looks brown and is shedding leaves. Trouble happens breathtakingly fast in red oak species, especially between May and August when the leaves should be ...

What are oak gall wasps? Oaks, especially the native species Quercus ... underside of oak leaves in late summer-autumn. The galls are yellowish green or red and often remain attached to fallen leaves.

When day length shortens and temperatures drop, trees form a layer of specialized cells at the base of the leaf cutting off the supply of water and nutrients, allowing it to drop from the tree.

With the help of a new grant, a team of researchers at the University of Minnesota researchers are studying oak wilt, an invasive fungus that is threatening Minnesota’s oak tree population. Sometimes ...

Painting tree wounds is not recommended for other tree species because ... are dying from oak wilt. Red oaks are most susceptible. Red oaks have leaves with pointed tips and include black oak ...

As autumn fades to the background and winter weather creeps in, our trees have gone dormant and the leaves have fallen. Well, most of the leaves have fallen. The oaks are stubborn about shedding ...

It is a medium to tall tree, capable of reaching heights of 60-70’ and a diameter of 3-4’. This species grows in a round or oval shape, is moderately tolerant to shade, and establishes a deep taproot ...

Staff members in the London Branch of the Oak Leaf have taken on the challenge of upholding the publication’s nearly 100-year legacy of excellence while navigating the unique hurdles of working abroad ...

Learn about the Longleaf Pine Tree: its features, growth tips, and how it contributes to ecosystems and wildlife conservation ...

Many factors will affect your total cost, including how many trees need trimming, the tree’s health, and where the tree is located. If you need a tree or stump removed as well, that’s going to cost ...