Populus tremuloides – Quaking Aspen Populus tremuloides – Quaking Aspen October 12, 2015 Bosky ©Lory Duralia Description: deciduous broadleaved trees (30-80 ft.) with smooth white to green bark and rounded, fluttering leaves. Rapid growth rate. Quaking aspens do best in hot summer-cold winter areas. Sun, regular water. 0