Oregano

Origanum vulgare

Spreading perennial herb with intense flavour developed best in hot dry conditions.

Hardiness ratings

Oregano hardiness across the four zone systems
SystemRatingTemperature rangeHow to read it
USDA hardiness zone Zone 4–10 −34.4 °C to 4.4 °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 4–9 −29 °C and warmer Plant tolerates down to this zone
Australian (ANBG) zone Zone 1–6 −15 °C to 15 °C Plant tolerates down to this zone

Growing notes

  • Greek oregano (subsp. hirtum) has the best culinary flavour — many seedling-grown plants are bland
  • Drought tolerant once established
  • Always consult a qualified medical or herbal practitioner before medicinal use.

Categories

Related plants

Cross-check Oregano against your zones

Reference

Oregano on Wikipedia