Planta Livre
← Plant Library

Mentha cervina · Lamiaceae

Hart's Pennyroyal

✅ Pet-friendlyPerennial, remaining green and active throughout the year.20 to 50 cm
Full sunAbundant wateringEasyWithstands light frosts down to minus 5 degrees Celsius.

Description & origin

Hart's Pennyroyal is a perennial aromatic plant, ideal for aquatic gardens. It features narrow leaves and lilac flowers that attract pollinators. Known for its refreshing aroma and medicinal properties.

Size

Remains compact, ideal for pond borders.

Foliage

Evergreen foliage that remains green year-round.

Flowering

Lilac flowers appear in summer, attracting bees and butterflies.

Detailed care

Light

Prefers full sun for vigorous growth.

Soil

Thrives in moist, rich organic soils.

Watering

Requires abundant watering, especially in hot climates.

Temperature

Tolerates cold well but prefers mild climates.

Fertilising

Fertilize monthly during spring and summer for best results.

Repotting

Transplant in spring when necessary.

Pruning

Prune regularly to stimulate growth and maintain shape.

Propagation

Easily propagated by cuttings or division.

Common problems

Root rot

Occurs in poorly drained soils. Ensure good drainage.

Aphids

May attack leaves. Use insecticidal soap for control.

Powdery mildew

Fungus affecting leaves. Treat with appropriate fungicide.

Uses & curiosities

In the garden

  • Pond borders
  • Aquatic gardens
  • Attracting pollinators

Other uses

Used in infusions and as a medicinal plant.

Did you know…

This plant is often used in infusions due to its digestive properties.