There are a whole lot of uses for peat moss that you may not have thought of. The most common uses for peat moss have traditionally been centered around composting. Peat moss makes a great medium for composting, and is very commonly used because of the ease with which it breaks down, as well as its ability to mask the smell of decaying material. However, you can also use peat moss for anything that requires a little odor control. For example, people have been known to use peat moss to help keep their garbage can odors controlled, and have even noticed that it helps keep pests away.