Mint — Peppermint

Mentha × piperita

Sterile hybrid mint with very high menthol content. Primary use is medicinal and as flavouring rather than culinary.

Hardiness ratings

Mint — Peppermint hardiness across the four zone systems
SystemRatingTemperature rangeHow to read it
USDA hardiness zone Zone 3–11 −40 °C to 10 °C Plant tolerates down to this zone
RHS hardiness rating H7 down to −20 °C Plant needs at least this level of cold tolerance
Canadian plant hardiness zone Zone 3–9 −34 °C and warmer Plant tolerates down to this zone
Australian (ANBG) zone Zone 1–7 −15 °C and warmer Plant tolerates down to this zone

Growing notes

  • Sterile — must propagate by division or cuttings
  • Spreads as aggressively as spearmint; same containment advice
  • Always consult a qualified medical or herbal practitioner before medicinal use.

Categories

Related plants

Cross-check Mint — Peppermint against your zones

Reference

Mint — Peppermint on Wikipedia