Spearmint, a perennial, aromatic herb native to the temperate regions of Europe and Asia. In the United States, the spearmint plant is a commonly grown garden mint. It is also cultivated commercially for its leaves and the fragrant oil obtained from them. Spearmint leaves are used as a spice in cooking and as a flavoring and garnish for beverages. The oil is used to flavor chewing gum, toothpaste, medicine, and candy.
The spearmint plant grows one to three feet (30 to 90 cm) in height. The oval or lance-shaped leaves are tooth-edged and about 1 to 2 1/2 inches (2.5 to 6.4 cm) long. Tiny pink or purple blossoms are borne on slender, floppy spikes on top of the plant's stems.
Spearmint is Mentha spicata of the mint family, Labiatae