The mixture of red, purple, orange and yellow is the result of chemical processes that take place in the tree as the seasons change from summer to winter. During the spring and summer the leaves have ...

This phenomenon, called marcescence, adds a unique dimension to the winter landscape, and gives me something to ponder while ...

New England is known for its vibrant foliage that draws in tourists every year to gaze at stunning red leaves. For that sought-after autumnal beauty, look no further than the autumn blaze maple (Acer ...

Oak wilt is one of the deadliest tree diseases in the United States, killing millions of trees across 76 Texas counties.

And upon surviving the heat of summer, the leaves turn yellow and dark red in autumn ... I thought about trees in the deep chill, silently awaiting spring. And I also thought about people who ...