The Quaking Aspen, is sometimes called the trembling aspen - because of the sound its leaves make in the wind. The Quaking Aspen is the most widely distributed native tree in North America. It grows extensively throughout Canada, the USA and as far south as Mexico. The Quaking Aspen is a fast-growing medium size tree that grows 20 to 80 feet tall. It grows well in sandy areas and gravel slopes. Quaking Aspen's prefer moist soils in areas that allow plenty of sunshine. Quaking Aspens are shade intolerant and don't like to compete with other trees for sunlight in the forest. They provide natural habitats for black bear, elk, deer, moose and many migratory birds. Buy Quaking Aspen tree seeds in 25, 50, 100, 500 and 1,000 seed packets.