African Violets

Fall Color

Why Do Leaves Change Color? The Legend There is an old Native American legend that explains why leaves change color in the autumn before carpeting the floors of the forest.

The USDA Forest Service lists fall foliage information for all National Forest locations. This site also has the answer to "Why do leaves change color?"

Fall Color Cams WeatherMatrix

Autumn Foliage Changes Late September marks the start of autumn and the beginning of color changes in deciduous leaves. This Harvard Forest site explores the topic thoroughly, providing documentation on intensely colored leaves. Photo galleries of leaves and plants that undergo color change are shown, as well as the science behind the color change. Static and time lapse images of New England landscapes display the progression, which is just at its start there.

Why Do Leaves Change Color in the Fall? From Science Made Simple.  Explanations appropriate for several grade levels (and teacher, too!).  Hands-on activities.  Word scramble.  Nice illustrations.

Why Leaves Change Color This one page explanation introduces the biological basis for why leaves turn color and fall in the autumn, from pigmentation changes, to other chemical changes, to the conditions for the best display of colors. Designed for K-12 students, but contains the basics also for beginning undergraduate students. Site by the SUNY College of Environmental Science and Forestry.

Changing Color Explains in detail what occurs in the leaves.

Chemistry of Autumn Colors Learn about the phenomenon from a scientific perspective.

Leaf Coloration Discussion of pigments and a listing of landscape plants which can be counted on to provide good fall color.

Autumn Colors How Leaves Change Color The "Indian summer" days of autumn, when the days are clear and sunny and the nights cool and crisp, provide an almost irresistible lure to those who enjoy the outdoors.

Preserve Colorful Beauty of Autumn Leaves Newspaper article detailing the wax paper, microwave oven, and glycerin methods.

How does autumn color happen? leaf 1 For years, scientists have worked to understand the changes that happen to trees and shrubs in the autumn.

Why Do Leaves Change Color in the Fall? Includes projects to do with leaves, from the Curious Kids Science Newsletter.

Why Do Leaves Change Colors? Includes a list of which trees' leaves turn which color, and a method for collecting and preserving leaves.

Why Leaves Change Color: The Splendor of Autumn Discuses the chemical changes that take place within leaves.

Why Leaves Change Colors