The main factors that impact the vibrancy of fall colors are the leaf pigments, the declining intensity of sunlight leading to fall, and other weather factors.
WASHINGTON, USA — With the beginning of September comes the start of meteorological fall. Though seasonal fall doesn’t arrive until later this month, many are already getting into the spirit.
One of the most highly anticipated changes of the season ahead comes with the changing of the leaves. When can we expect to see peak colorful foliage around western Washington?
According to smokymountains.com, which issues an annual fall foliage prediction map, here’s when counties around western Washington are
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