Not every nest in trees is a bird nest! Here's what a squirrel nest looks like and how to deter squirrels from nesting in ...

All tree leaves exhibit margins—the blade-like edges of the leaves—that are either serrated or smooth. Leaf margins can be finely classified based on at least a dozen unique characteristics.

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

This month green is going to get its due because it’s the subject for the July edition of the Readers Photo Challenge.

Scientists already knew that tree leaves can change color when a nearby volcano becomes more active, but this collaboration aims to observe the mechanism using satellite imagery. Given that there ...

Beech leaves are toothed, with sharp, incurved teeth around the margins. Their surfaces are smooth and paper-like. In North America, all beech trees have green leaves. The American beech (Fagus ...

Deciduous trees shed their leaves annually, losing around 40 percent of the carbon they have assimilated, and substantial amounts of nutrients in the process. But they do not have to be lost ...

An apple may not fall far from the tree, but for a leaf, it depends on its shape. Elm or apple leaves — oval and symmetrical, with few protruding lobes — fall quickly, making them likely to ...

A vigorous growing tree to 50-feet tall with a uniform outline, casting dense shade from leaves of deep green above and silver beneath, turning brilliant gold in fall. Late spring, creamy yellow ...

Getty Images for EJAF Apparently the romance between Chelsea Handler and André Balazs was a “toxic” struggle — which she ended by vindictively buying him trees… ...

Outdoors column: Why some trees hold their leaves through winter remains a mystery Witch hazel holds on to its leaves in Feb. in Lake County. (Photo by Steven D. Bailey/For the Lake County News-Sun) ...

Linden tea is made by brewing the dried flowers, and sometimes the leaves and bark, of the Linden tree. This tree is part of the Tilla genus, and it mostly grows in temperate climates like ...