Leaves change color in the fall because chlorophyll, the green pigment in leaves essential to photosynthesis, starts to break down.
Leaves change color in the fall because chlorophyll, the green pigment in leaves essential to photosynthesis, starts to break down. Bob Brawdy Tri-City Herald file
Leaves change color in the fall because chlorophyll, the green pigment in leaves essential to photosynthesis, starts to break down. Bob Brawdy Tri-City Herald file

Garden Tips: Science behind why leaves change color in autumn

October 30, 2016 6:57 AM

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