What are the differences between birch, aspen, and poplar trees in terms of their characteristics and uses?

Birch, aspen, and poplar trees are all part of the same family and share similar characteristics. Birch trees have distinctive white bark and are often used for furniture and flooring. Aspen trees have smooth, white bark and are commonly used for paper production. Poplar trees have grayish bark and are used for furniture, pallets, and crates. Each tree has unique qualities that make them suitable for different purposes.