The Trembly Tree is a species of tree in the genus Populus, commonly known as ASPEN. It is native to North America and is found in many parts of the United States and Canada. The Trembly Tree is a deciduous tree that grows up to 40 feet tall and has a trunk diameter of up to 2 feet. Its leaves are oval-shaped and have a silvery-green color. The bark of the Trembly Tree is smooth and grayish-white in color. It is a popular choice for landscaping due to its attractive foliage and fast growth rate.