The remains of a famous sycamore tree, which stood on Britain’s Roman-built Hadrian’s Wall in northern England for more than ...

Sean O'Brien, from the UNH Cooperative Extension, takes a look at how beech leaf disease spreads and the signs to help you ...

Transform your garden into a Mediterranean dream with this monster of a Tuscan Olive Tree that's not only huge in size, but ...

Shape and symmetry help determine where a leaf lands — and if the tree it came from can recoup the leaf’s carbon as it decomposes.

Leaf miners can make a mess of lemon trees but these simple strategies will limit the damage and keep these pests away.

Use leaf, structure, and texture to identify some of the most common North American trees.

It's only a matter of time before the leaves drop. You may think they shrivel up and fall in the wind, but that's not the whole story.

Here's what you can do if your neighbor's leaves keep dropping on your property this fall. Who has to clean up leaves from a neighbor's tree?

Pennsylvania naturalists are keeping an eye on a disease that has been killing beech trees in the eastern U.S. for more than a decade, but has begun spreading more rapidly in the past three years ...

We have two apple trees and a pear tree, but over the last few years we have been plagued with leaf curl, which has restricted our crop of fruit. Each winter we have pruned them and we’ve also ...

These trees go bare because in winter’s harshness, leaves can’t store enough energy to make up for the water a tree loses through them. And by letting go of their foliage on their own schedule ...