Above: This photo tells an entire story. Taken at Roan Mountain State Park in Tennessee in January, it shows most of the deciduous trees are bare. However, you can easily see the light tan colors of ...

Are your live oaks dropping leaves? Are they in trouble? Dropping leaves, yes. In trouble, probably not. Evergreen trees generally drop their leaves yearly, but usually in the spring rather than fall ...

Q: My oak trees still have their leaves this late in winter. Why didn’t they fall off like all the other leaves? • Colleen from Poland A: While most deciduous trees drop their leaves in fall after ...

On a February day, it may seem as if all the trees and shrubs — except for the evergreens or conifers — are leafless. But a walk in the neighborhood, or a local natural area, will reveal that’s not ...

Some trees hold onto their leaves long after most others have dropped them. Have you ever wondered what keeps these leaves clinging in the depths of winter? It’s a phenomenon known as leaf marcescence ...