Trees leaves fall every were you go in the fall. There are Maple leaves and Sycamore leaves and Sugar maple leaves but the only trees that doesn't drop it's leaves are Evergreens trees, pins, firs and spruces. there needles are covered with a waxy coding that protects them from the chemicals that get in other leaves.
Green comes from chlorophyll through spring and summer but breaks down in fall.
Orange And Yellow
The chemicals , carotene and xanthophyll, are masked by chlorophyll and when it breaks down the green in not visible and you see the yellow and orange.
It is red because the chemical anthocyanins seeps in after chlorophyll breaks down.
The color comes from waste trapped in the leaves.
more info at http://mentalfloss.com/article/31501/how-why-do-leaves-change-color#ixzz29DmqDxWZ