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? A: Those ...

Every autumn we revel in the beauty of the fall colors. 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 ...

Moisture levels and tree species also influence the intensity and variety of fall colors Leaves change colors in autumn due ...

You can spot a stressed tree by its leaves, which change colour before the others. Tree stress can affect whether the fall ...

It’s autumn ... trees would have no way of processing food for themselves. The colours are absolutely stunning. When leaves are green they are working as organs for the tree. The green colour ...