Herbs

Peppermint

Mentha ×piperita

Fresh, sharp and rich in menthol, peppermint is one of the most loved aromatic herbs, very easy to grow and able to scent teas, desserts and dishes.

Characteristics

Scientific nameMentha ×piperita
Height30–90 cm
SunlightFull sun or partial shade
WaterAbundant, loves moist soils
SoilCool, rich and well-drained
ToxicityNon-toxic, edible leaves
GrowthVery fast, through stolons
TemperatureHardy, copes well with cold
FloweringJul, Aug, Sep
IrrigationRegular and abundant

The most refreshing herb

Peppermint is a strongly aromatic herbaceous perennial, with a characteristic fresh, sharp scent. It is a hybrid, born from the cross between watermint and spearmint, and differs from other mints precisely in its high menthol content, which gives it its intense, refreshing flavour. It has upright stems, often reddish in colour, oval and toothed leaves of a dark green, and small lilac flowers gathered in spikes that appear in summer.

Origin and distribution

Native to Europe and the Middle East, it is now cultivated in very many regions of the world. Being a hybrid, it has spread above all through cultivation, although it is occasionally found in the wild near the species from which it derives. It was cultivated systematically from the 17th century in England, and since then its fame has only grown.

Cultivation and care

Peppermint is among the easiest herbs to grow. It prefers sunny or partly shaded positions and a cool, rich and always moist soil. It grows with great vigour thanks to its stolons, the underground stems with which it spreads rapidly: for this reason it is advisable to grow it in a pot or to confine its space, to prevent it from invading the whole garden. It should be watered regularly and pruned from time to time to stimulate new tender, fragrant shoots. It is very hardy and copes well with winter cold.

Culinary uses and curiosities

Peppermint leaves, fresh or dried, are used for teas, infusions, desserts, ice creams, cocktails and savoury dishes. The essential oil obtained from it is very rich in menthol, used in sweets, toothpastes, hygiene products and in herbalism. It is a friend of the vegetable garden too, because its intense scent keeps many unwanted insects away.

Flowering season

JanFebMarAprMayJunJulAugSepOctNovDec

Practical tips

Watering

Water needs: Abundant, loves moist soils — always check soil moisture before watering.

Position

Prefers Full sun or partial shade: provide the right light and rotate the plant for even growth.

Substrate

Recommended soil: Cool, rich and well-drained. Refresh the substrate every 1-2 years.

Leaves

Dust the leaves with a damp cloth to support photosynthesis.

Feeding

Feed during the growing season (spring-summer) and stop in winter.

Pros

  • Fresh scent rich in menthol
  • Very easy to grow
  • Excellent for teas, desserts and dishes
  • Keeps many insects away from the garden

Cons

  • Invasive: spreads rapidly through stolons
  • Needs constantly moist soil
  • Best grown in a pot or confined

FAQ

Why does peppermint become invasive?
It grows with great vigour thanks to its stolons, underground stems with which it spreads rapidly. For this reason it is advisable to grow it in a pot or to confine its space with buried barriers, to prevent it from colonising the whole garden or bed.
How is it grown in a pot?
A roomy pot with cool, rich compost, placed in sun or partial shade, is enough. It should be watered regularly keeping the soil moist, and pruned now and then to stimulate new tender shoots. A pot is also ideal for containing its spread.
How does it differ from other mints?
Peppermint is a hybrid between watermint and spearmint and stands out for its high menthol content, which gives it a more intense, fresh and sharp flavour than other mints, which are sweeter and more delicate.
Can it be dried?
Yes, the leaves keep well dried and retain much of their aroma. They are best harvested before flowering, when the essential oil content is highest, and dried in a dry, shaded place.

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