Leaf Color Range

Mature trees have deeply ridged corky bark. Although not widely planted in Pittsburgh, some nice examples can be found in our parks and along our streets. Visit Highland Park to find several of these trees just off Reservoir Drive between the Super Playground and the reservoirs. This tree’s common name comes from the distinctive corky, gray-brown bark. It has a short trunk with bold spreading limbs.

Height: 30’-45’ with an equal or greater spread.
Leaves: Leaves: 10”-15” long, 3”-6” wide. Opposite, pinnately compound, lustrous dark green above turning bronzy yellow in fall.
Habitat: Introduced in the 1850s. Considered to be an invasive tree, this has not been a problem in Pittsburgh. Native to China, Manchuria and Japan.