A tunnel of aspen trees, on a road alongside North Lake, Populus tremuloides

A tunnel of aspen trees, on a road alongside North Lake. The aspens on the left are still green, while those on the right are changing to their fall colors of yellow and orange. Why the difference?., Populus tremuloides, natural history stock photograph, photo id 23384
A tunnel of aspen trees, on a road alongside North Lake. The aspens on the left are still green, while those on the right are changing to their fall colors of yellow and orange. Why the difference?.

Species: Aspen, Populus tremuloides
Location: Bishop Creek Canyon, Sierra Nevada Mountains, California
Image ID: 23384
Lat/Long: 37.22917, -118.61841 (Coordinates: 37° 13' 45.01" N, 118° 37' 6.28" W)
Altitude: 2828.86m
Format: Digital 3:2
Keywords: aspen, aspen tree, aspen tunnel, autumn, bishop, bishop creek canyon, bishop creek canyon sierra nevada mountains, california, eastern sierra, eastern sierra fall colors, environment, fall, fall color, fall colors, foliage, forest, grove, high sierra, landscape, mountain, nature, north lake, outdoors, outside, plant, populus tremuloides, quaking aspen, scene, scenery, scenic, sierra, sierra nevada, terrestrial plant, tree, usa
Purchase a print of this image
Categories:
Copyright © Phillip Colla / Oceanlight.com, all rights reserved worldwide.
This professional quality stock photo can be licensed in high resolution form by contacting the photographer: Phillip Colla, photos@oceanlight.com, (760) 707-7153, more info and photographer bio.