Herb: Mountain Pennyroyal

Latin name: Monardella odoratissima

Family: Labiatae

Medicinal use of Mountain Pennyroyal:

The plant is carminative and febrifuge. A decoction of the stems and flower heads has been used in the treatment of flatulence and other digestive upsets, colds and fevers. The decoction is also used as an eye wash for sore or inflamed eyes.

Description of the plant:


60 cm
(2 feet)

Habitat of the herb:

Open wet or dry, often rocky places at low to moderate elevations.

Edible parts of Mountain Pennyroyal:

The fresh or dried aromatic leaves and flower heads are steeped in cold water to make a refreshing mint-like tea.

Propagation of the herb:

Seed - sow spring in a cold frame. When they are large enough to handle, prick the seedlings out into individual pots and plant them out in the summer. Division in spring. Large divisions can be planted out direct into their permanent positions. We have found that it is better to pot up the smaller divisions and grow them on in light shade in a cold frame until they are well established before planting them out in late spring or early summer. Cuttings of semi-ripe shoots, July in a frame.

Cultivation of Mountain Pennyroyal:

Open wet or dry, often rocky places at low to moderate elevations.

Known hazards of Monardella odoratissima:

None known

Plant information taken from the Plants For A Future.