Deep, glossy green star-shaped leaves mark the Sweetgum. Leaves turn yellow-purple-red in the fall, and stay on the tree quite late. Its shape is pyramidal, becoming more rounded with age. Avoid polluted sites. Grows 60′-70′, with a 45′ spread. (Zones 5-9). American sweetgum seeds are eaten by eastern goldfinches, purple finches, sparrows, mourning doves, northern bobwhites and wild turkeys. Small mammals such as chipmunks, red squirrels and gray squirrels also enjoy the fruits and seeds.