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, ...

Have you ever wondered why so many plants in our surroundings have leaves which are green in colour? Whether it’s a large tree in a distant forest or a plant in our own gardens, green is the colour ...

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 ...