Leaves contain a variety of pigments. In spring and summer the green pigment mask colors of the others. This event is usually triggered by the declining day length and falling temperatures of autumn.The green pigment in leaves is broken down, allowing other colors- yellow, orange, red and brown-to show.
Green Pigment (Chlorophyll)
Yellow Pigment & Orange Pigment
(Xanthophyll & Beta-carotene)
Brown Pigment (Tannin)
- Oaks can be reproduced easily reform acorns and grow well in moderately moist soil or dry, sandy soil.
- The leaf changes to red in fall
- Sugar maple is a commercially important source of maple syrup, maple sugar.
- The leaf changes to orange in fall.
- Aspen native to the Northern Hemisphere and known for the fluttering of yellow leaves in the slightest breeze.
- DOGWOODS native to the eastern and central United States.
- The leaf changes to reddish purple in fall.