Have you noticed discoloration on your maple tree leaves this year? You aren't the only one. Here's what you should know ...

The next potential threat facing Niagara County’s trees could make the jump from across the border. Trees in Canada’s Niagara ...

It is hard to know what to call this time of day. The sun is still above the horizon and the time is almost 8:30 p.m.

DEAR NEIL: One of my live oak trees was ravaged by the little wooden “marbles” on its twigs last summer. They’re still there, and I’m wondering if they are harmful to the tree.

Deciduous trees, also known as broadleaves, have leaves that are flat and thin, and they shed every year. To properly identify deciduous trees, you'll have to examine their leaf structure.

Brown University’s 155-acre campus is home to thousands of trees and is recognized for its impressive American elm collection. Last year, the campus lost an iconic community fixture, an elm tree ...

Regularly inspect your jacaranda for foliage, stem, and flower abnormalities. If the leaves are weak or new growth is yellow, it could be a sign you're giving your tree too much water. Alternatively, ...

The mature ash tree (Fraxinus) often has pinnately compound leaves and grey-brown ridged bark. Green and white ash are the most common species of ash tree; these can be found in eastern regions of ...

• Pecan trees have no fall color. In fact, the leaves in the fall can be somewhat ugly. If fall color is requirement, do not plant a pecan tree. • The limbs and twigs of pecan trees are brittle.

If you suspect a tree on your property to be Tree of Heaven, confirm its identification -TOH has look-alikes. California natives that look like ToH include black walnut, sumacs, ash, hickory, ...