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 ...

Scientists are investigating the reasons some plants still wear last season’s tattered clothes.

A new study shows that tiny microbes living in and around oak trees may help them survive drought, poor soil, and disease.

Tom Oder is a writer, editor, and communication expert who specializes in sustainability and the environment with a sweet spot for urban agriculture. There's a term for this curious leaf-retention ...

Large-scale satellite data has shown that while large trees expand their crown during the dry season, small trees drop leaves – possibly due to limited light availability in the shaded understory. A ...

Climate warming is linked to a widening interval between leaf unfolding and flowering in European trees, with implications for tree fitness and the wider environment, according to new research. An ...

In the woods, leaves cover the soil. They form a rich layer of decaying plant matter that insulates the roots of trees and other plants and provides them with nutrients as it decays. That’s the way it ...