Lawn clippings are usually the grass you find after cutting your lawn with a mower.

Prosopis contains many different kinds of mesquite trees, often thriving in arid areas with their extremely deep roots and hard, durable wood.

Straw comes from the dry stalks of cereal plants, after the grain and chaff have been removed. It makes up the majority of the crops barley, oats, rice, rye, and wheat.