Posts Tagged ‘leaf leaves’

  • Why do leaves change color in the fall?

    Many of the colors we see in fall are always present, but normally they’re hidden from view, says UW-Madison Arboretum native plant gardener Susan Carpenter. The leaves of trees and other plants contain three main pigments: carotene, anthocyanin, and the photosynthetic pigment, chlorophyll, which captures the sun’s energy to make food for plants. As the [...]


    Thursday, October 11th, 2007


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