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Oregano

Oregano is a perennial aromatic herb in the mint family, commonly identified as *Origanum vulgare*.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 27, 2026|2 min read| Fact-checked

Oregano is a perennial aromatic herb in the mint family, commonly identified as *Origanum vulgare*. It is native to the Mediterranean region and western Asia and is widely used as a culinary herb, especially in Mediterranean cooking. The name is also used more broadly for related species used as oregano in different regions.

Taxonomy and naming

Oregano commonly refers to *Origanum vulgare*, a species in the mint family. In broader culinary use, the name may also apply to other related plants used as oregano in different regions.

Description

Oregano is a perennial herb with square stems, aromatic leaves, and small clustered flowers. It is usually bushy or woody-branched and can vary in size depending on growing conditions.

Distribution and habitat

The plant is native to the Mediterranean area and western Asia, and it has become naturalized in parts of North America and elsewhere. It grows well in temperate climates and is often cultivated in gardens.

Uses

Oregano is best known as a culinary herb, especially in Italian, Greek, and wider Mediterranean cooking. It is also used in traditional medicine and as a source of essential oils.

Cultivation

Oregano is generally described as a hardy, drought-tolerant herb that prefers sun and well-drained soil. It is often grown as a perennial, though in colder climates it may be treated as an annual.

Key facts

  • Oregano is an aromatic herb in the mint family, with dried leaves and flowering tops used for flavouring food.
  • The best-known species is *Origanum vulgare*.
  • It is native to the Mediterranean region and western Asia and has naturalized in other regions.
  • Oregano is widely used in Mediterranean cuisine and to season many foods.
  • Plants are typically perennial and woody-branched, with square stems and aromatic leaves.
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Canadian context

Oregano is widely grown and sold in Canada as a culinary herb, and gardeners in colder regions often treat it as a hardy perennial or grow it as an annual.

Frequently asked questions

What is oregano?
Oregano is an aromatic perennial herb in the mint family, commonly identified as *Origanum vulgare*.
Where is oregano native to?
It is native to the Mediterranean region and western Asia.
What is oregano used for?
Oregano is mainly used as a culinary herb to season foods, especially in Mediterranean-style dishes.
Is oregano the same as marjoram?
No. Oregano and marjoram are related species in the genus *Origanum*, but they are different plants.
What family does oregano belong to?
Oregano belongs to the mint family, Lamiaceae.

References

  1. Encyclopaedia Britannicahttps://www.britannica.com/plant/oregano
    Supports: Species identity, plant family, native range, and culinary use.
  2. Missouri Botanical Gardenhttps://www.missouribotanicalgarden.org/PlantFinder/PlantFinderDetails.aspx?taxonid=281411
    Supports: Physical description, growth habit, and size.
  3. Wikipediahttps://en.wikipedia.org/wiki/Oregano
    Supports: Common name usage, related marjoram distinction, and general distribution.
  4. McCormick Science Institutehttps://www.mccormickscienceinstitute.com/resources/culinary-spices/herbs-spices/oregano
    Supports: Mediterranean oregano as *Origanum* species and mint family classification.
  5. NC State University Plant Toolboxhttps://plants.ces.ncsu.edu/plants/origanum/
    Supports: Genus-level information, family, native range, and species diversity.
  6. Plants of the World Online, Royal Botanic Gardens, Kewhttps://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:453395-1/general-information
    Supports: Native range, perennial habit, and use as a food herb.
  7. The Herb Society of Americahttps://www.herbsociety.org/herb-of-the-month/oregano/
    Supports: Native area, genus diversity, and herb description.
  8. Royal Horticultural Societyhttps://www.rhs.org.uk/herbs/oregano/grow-your-own
    Supports: Growing conditions and culinary use.