What+Causes+the+colors?



As the days grow shorter and colder, trees are beginning to rest from process of photosynthesis, and become dormant for the winter. Since the leaves no longer need chlorophyll to produce food, the true color of the leaf can shine through. Carotenoid is found in leaves that turn yellow, orange or brown. Red leaves are produced by anthocyanins, which are produced as protection for the tree. We'll learn more about that on "What Does Weather Have to do With It? Maine is a state that has beautiful fall colors. Click on the link to see Maine's Autumn Magic, a video that explains why leaves change their colors.