When you want more out of a fall foliage trip Emily's Bridge over Gold Brook River, in Vermont. So you're planning a fall foliage trip. Leaves of some trees such as birches, tulip trees, redbud and hickory are always yellow in the fall, never red. Leaves have as much yellow pigment, or xanthophyll, in July when they are green as the do in October when they are yellow.
Evergreen trees shed their older leaves in the spring, rather than the fall.
The answer to all the above questions is true. If you've ever wondered why some leaves turn yellow and some red, or simply tried to figure out what type of tree you're admiring, then this is the book for you. It includes more than 240 beautiful color photographs of fall trees, shrubs, leaves and fruits from Maine to Georgia, and is not only a handbook for the naturalist but also a primer for the novice leaf-looker. The introduction provides a clear explanation of why we have fall color, and where to look for it, along with some wonderful trivia about trees and an explanation to all of the questions in the above quiz. The first chapter includes information on 100 different types of leaves.