The European Quaking Aspen is also known by several synonyms, including the Trembling Aspen, Populus tremula, and the Aspen tree. This deciduous tree is a member of the Populus genus and is native to several parts of Europe, Asia, and North America. The term "Quaking" in the name refers to the distinctive trembling of its leaves, which happens due to their flat petioles. The European Quaking Aspen is a fast-growing tree that can reach heights of up to 80 feet, and its trunk can grow up to 3 feet in diameter. It is known for its hardiness, adaptability, and its use in a variety of commercial and ornamental applications.