In addition to the better-known commodities generated from pine trees, a number of useful, but less profitable items can be made from the needles of the evergreens. Some Native Americans, for instance, utilized the narrow leaves to brew a type of tea that they utilized as a form of medical treatment. Certain tribes also gathered shed pine needles from the ground in order to use them to weave baskets, a practice that is still carried out today in some parts of the world. Pine needle are perhaps more popular, however, in modern times as a source of aromatic oil and as a mulch for landscaping and farming.