At the same time, the tree seals the cut, so that when the leaf is finally blown off by the wind or falls from its own weight, it leaves behind a leaf scar. Image of trees changing colors in the ...

Read Dr. Don Leopold's Guide to Fall Colors in Upstate New York with color images of dozens of trees and shrubs. Every autumn we revel in the beauty of the fall colors. The mixture of red, purple, ...

That variability comes from how leaves change color in the first place. The foliage of deciduous trees appear green because of the chlorophyll used in photosynthesis. As winter approaches and ...

The question of the week from the Minnesota Department of Natural Resources (DNR): Q: Why do trees change color in the fall and what determines if we have a good display on a given year?

Some trees common to our region that change color in the fall include the valley ... Photo courtesy Getty Images. All trees will have some dead branches as a natural part of their lifecycle ...