Add Yahoo as a preferred source to see more of our stories on Google. For broad-leaved trees like the holm oak, which grows in Mediterranean climates with dry summers and rainy winters, this seasonal ...

In this edition of ID That Tree, Purdue Extension forester Lenny Farlee goes over leaf characteristics to look for when attempting to identify broadleaved deciduous trees in Indiana. He shares the ...

Redwood trees have two types of leaves, one to make food and the other to absorb water, found a new study. It's the first study to estimate whole-crown water absorption in a large, mature tree. The ...

The temperature inside a healthy, photosynthesizing tree leaf, about 21 degrees C, is affected less by outside environmental temperature than originally believed, according to new research from ...

Coast redwoods are amazing trees that scientists have studied for generations. We know they are the tallest living trees and have survived for millennia, resisting fire and pests. Because redwoods are ...