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

Strolling in my neighborhood the other day, I saw two trees with autumn foliage that I thought would have made the most compelling combination had they been planted side by side. One was a ginkgo tree ...

The fall colors of large woodland trees seemed a bit more muted and more sporadic compared with previous years, likely due to the drought. For example, in some woodlands, shagbark hickory leaves ...

Gold in a branch on the sunny side of a tree. Scarlet in a shrub. The first flashes of color mean that fall is coming soon. Leaf color is a sign that trees are preparing for winter by entering the ...