The peppermint plant grows 12-35 inches tall, with smooth stems, square in cross section. The leaves are dark green with reddish veins.
Peppermint image courtesy of Aleksa Lukic.
Peppermint has a long tradition of medicinal use. With a high menthol content, it is often used as tea and for flavor in confections, gum and toothpaste. The aroma of peppermint has been found to enhance memory.