Cicada season may be over, but another pest emerges right after. Here's how to prevent possible bites and rashes from oak ...

In heavily affected areas, up to 30% of beech trees are killed within seven years of contracting beech leaf disease.

The Maryland Department of Agriculture announced there are worsening conditions of beech leaf disease in the state.

The other gall I found, which was on a different tree, was an oak leaf pocket gall. This gall is produced by a one-eight-inch-long fly, or midge, called Macrodiplesis quercusoroca.

It’s that time of year: the days are getting shorter, the air has a biting chill to it, and the leaves are turning a reddish-brown before they drop from the trees.

Pin oak trees often appear to have poor leaf color and suffer from leaf chlorosis or yellowing. Depending on the severity of the problem, trees typically range from bright green to bright yellow.

Finding trees for yards with poor drainage can be challenging. Many species do not like to be waterlogged. Sometimes a native tree is the best option if they naturally evolved in damp areas over time.

Besides its branches, roots, and leaves, a mature tree also grows another important structure—the flower (or cone, in the case of evergreens). Flowers are the reproductive structures from which ...

Red oaks have leaves with pointed tips and include black oak, northern red oak, and northern pin oak. Trees in the white oak group have rounded leaf edges and include white oak, swamp white oak ...

Oak decline basically affects trees that are under stress. One of the most easily spotted symptoms are chlorosis or yellowing of the leaves. Chlorosis is when normally green leaves turn yellow due to ...