Peppermint
A hybrid mint widely used for flavor and fragrance.
Peppermint (Mentha × piperita) is a hybrid mint, resulting from a cross between watermint and spearmint. Originating in Europe—specifically England—it has since spread and is now cultivated worldwide. Among the more than 25 species in the genus Mentha, peppermint is the most commonly used. It is one of the oldest herbs employed for both cooking and medicine, and it serves as a recognized source of menthol and menthone. (Note: Chinese peppermint, or bohe, comes from a different species, M. haplocalyx, though both are accepted plant sources of these compounds.)
The plant was first documented in Hertfordshire, England, by a Dr. Eales, with John Ray publishing the discovery in 1696. Ray initially named it Mentha spicis brevioribus et habitioribus, foliis Mentha fusca, sapore fervido piperis, later calling it Mentha palustris or Peper–Mint in 1704. It entered the London Pharmacopoeia in 1721 as Mentha piperitis sapore. Carl Linnaeus gave it the name Mentha piperita in 1753, treating it as a species, though it is now recognized as a hybrid between Mentha aquatica and Mentha spicata (with M. spicata itself possibly a hybrid of M. longifolia and M. suaveolens).
Peppermint is a herbaceous, rhizomatous perennial, growing 30–90 cm tall. Its stems are smooth and square in cross-section, with wide-spreading, fleshy rhizomes bearing fibrous roots. Leaves are 4–9 cm long and 1.5–4 cm broad, dark green with reddish veins, acute tips, and coarsely toothed edges; leaves and stems are slightly fuzzy. Purple flowers, 6–8 mm long with a four-lobed corolla about 5 mm across, grow in whorls around the stem, forming thick, blunt spikes. It flowers from mid- to late summer. Chromosome numbers vary, with 2n counts of 66, 72, 84, and 120 recorded. The plant grows quickly once sprouted.
Ecologically, peppermint favors moist habitats like stream sides and drainage ditches. As a hybrid, it is usually sterile, producing no seeds and spreading only vegetatively via runners. Outside its native range, former oil-growing areas often host feral populations, and it is considered invasive in Australia, the Galápagos Islands, New Zealand, and the Great Lakes region of the United States (noted since 1843).
For cultivation, peppermint does best in moist, shaded spots, spreading through underground rhizomes. Young shoots from old stocks are planted about 0.5 m apart and grow quickly, covering th
- scientific_name
- Mentha × piperita
- hybrid_parents
- Mentha aquatica and Mentha spicata
- first_published
- 1753 by Carl Linnaeus in Species Plantarum Volume 2
- native_region
- Europe (specifically England)
- key_chemicals
- menthol, menthone
- common_uses
- flavoring, fragrance, herbal tea, traditional medicine
Quick Facts
- Genus
- Mentha
- Species
- × piperita
Facts from the source article.
Lore & Background
Peppermint was first identified in Hertfordshire, England, by a Dr. Eales, a discovery published by John Ray in 1696. Ray initially named it Mentha spicis brevioribus et habitioribus, foliis Mentha fusca, sapore fervido piperis, and later in 1704 called it Mentha palustris or Peper–Mint. The plant was added to the London Pharmacopoeia in 1721 as Mentha piperitis sapore. Carl Linnaeus gave it the name Mentha piperita in 1753, treating it as a species, though it is now agreed to be a hybrid between Mentha aquatica and Mentha spicata.
Peppermint is a herbaceous, rhizomatous, perennial plant growing 30–90 cm tall, with square stems and dark green leaves with reddish veins. It produces purple flowers in whorls from mid- to
Reader's Guide
Peppermint holds significance as the most widely used mint species, valued for its high menthol content and distinctive aroma. Its essential oil, containing menthol and menthone, defines the flavor of peppermint and is used in chewing gum, toothpaste, candy, and fragrances. The plant is also used in herbal teas and traditional medicine. In 2023, world production of peppermint reached 35,547 tonnes, led by Morocco and Argentina. The United States, particularly Oregon and Washington, produces peppermint for essential oil used mainly in chewing gum and toothpaste. Peppermint oil is under preliminary research for irritable bowel syndrome and has been licensed as a medicine in the UK for that condition. It also has a cooling effect when applied topically for muscle or nerve pain. However, medicinal uses have not been approved as effective or safe by the US Food and Drug Administration. The plant's hybrid nature and sterility mean it spreads only vegetatively, and it can become invasive outside its native range. Its legacy includes both widespread cultivation and ongoing scientific study of its chemical constituents and potential health effects.
Did You Know?
- Peppermint is a sterile hybrid that reproduces only vegetatively via runners.
- The cultivar 'Todd's Mitcham' was developed through atomic gardening at Brookhaven National Laboratory to resist verticillium wilt.
- In 2023, Morocco produced 78% of the world's peppermint.
- Peppermint oil is used in construction and plumbing to test pipe tightness by its odor.
More in Herbs & Spices 1-24
Spotted an error? Know more?
This is a living reference — every entry is fact-audited, and reader corrections feed straight into our audit queue. Suggest an edit · See this site's audit record