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Origanum /əˈɹɪɡənəm/

Common name: Oregano · Wild marjoram

Origanum A genus of about 40 herbaceous perennials in the mint family, native to the Mediterranean, Middle East, and central Asia. Oregano and marjoram are the familiar members, valued for their strongly aromatic leaves and pink-purple flower clusters beloved by bees. These are sun-loving plants that prefer lean, sharply drained soil and suffer in wet, rich ground.

Care summary

Sun Full sun
Water Low to moderate; let soil dry between waterings
Soil Well-draining, lean to moderately fertile
Hardiness
Mature height
Pet safe

Fun facts

  • Oregano's flavor intensifies when the leaves are dried.
  • Oregano oil contains carvacrol, a compound with strong antimicrobial activity.
  • Oregano became widely popular in the United States after World War II, when returning soldiers craved Italian pizza.

Common problems

    • Plant in sharply drained gritty soil
    • Avoid overwatering established plants
    • Grow in raised beds or pots
    • Hose foliage down to dislodge mites
    • Spray with insecticidal soap if severe
    • Grow in full hot sun
    • Cut back on fertilizer and water