The display of color we enjoy each fall is explained by understanding plant pigments, the physiology and anatomy of leaves, and the influence of climate and seasonal weather conditions. Fall weather conditions favoring formation of bright red autumn color are warm sunny days followed by cool but not freezing nights.
Check out the Why Leaves Change Color publication for the answer along with other hardwood tree information.
Fifty Trees of the Midwest App for the iPhone, The Education Store
Native Trees of the Midwest, The Education Store
Shrubs of Indiana CD: Their Identification and Uses, The Education Store
Shrubs and Woody Vines of Indiana and the Midwest: Identification, Wildlife Values and Landscaping Use, The Education Store
Trees of Indiana CD, The Education Store
Lenny Farlee, Sustaining Hardwood Extension Specialist
Purdue Department of Forestry and Natural Resources