Sunday, October 10, 2010

Leaf Colors of Common Trees Here in the Oak-Hickory Forest

Beauty along a busy street
Fall along a busy urban street


The Philadelphia area is graced with a show of spectacular fall tree color. We are just far enough north for the tree leaves to change and just far enough south to miss frigid winter temperatures. Perfect.

The trees leaves change colors according to their species DNA. Here is a list of the colors of common tree species here in the Oak-Hickory region of the Eastern Deciduous Forest.


Oaks
bear oak - yellowish brown
black oak - dull brown
blackjack oak, pin oak, turkey oak - reddish with orange tinge
post oak - brown red oak - dull brown
scarlet oak - bright scarlet to deep red
Virginia live oak - green this is an evergreen oak)

Hickories

all hickories have yellow leaves in fall.


Maples

box-elder - yellow, sometimes reddish
red maple - red
silver maple - pale yellow
striped male - yellow
sugar maple - bright orange, turning to yellow


Birches

birches - all turn shades of yellow


Other species

American beech - light yellow and turning brownish tan
American chestnut - brownish yellow
Black tupelo - deep dark red
Bigtooth aspen - orange-yellow, turning pale yellow
Eastern cottonwood - yellow
Eastern sycamore - brown
Flowering Dogwood - deep red
Pin and wild cherries - reddish, turning yellow
Quaking Aspen - yellow varies form pale to deep
Sassafras - reddish becoming yellowish
Sumacs - orange, turning bright red
Sweetgum - orange-red, turing yellow
Tamarack (American Larch) - bright yellow needles
Tuliptree - bright yellow
White ash - maroon, dark reddish green

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