The Canadian Encyclopedia — neutral, cited, updated
July 26, 2026Sources cited
Canadianwire.
Canada’s encyclopedia & explainer
Home›Science & Nature›Plant›Nigella sativa
Science & Nature • Plant

Nigella sativa

Nigella sativa is an annual flowering plant in the buttercup family (Ranunculaceae) native to parts of western Asia and eastern Europe.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 26, 2026|2 min read| Fact-checked

Nigella sativa is an annual flowering plant in the buttercup family (Ranunculaceae) native to parts of western Asia and eastern Europe. Its seeds, commonly called black cumin, black caraway, nigella, or kalonji, are used as a spice and have a long history of culinary and traditional medicinal use.

Description

Nigella sativa is an annual herbaceous flowering plant in the Ranunculaceae family. Sources describe it as producing pale blue, white, pink, or purple flowers and seed-filled capsules.

Distribution and cultivation

The species is native to western Asia and eastern Europe, and is also reported as naturalized in parts of North Africa, Europe, and Asia. It is cultivated in several countries for spice and oil production.

Uses

The seeds are used as a spice in various cuisines and are also used in traditional medicine and herbal products. Black seed oil is a common derivative made from the seeds.

Names and taxonomy

Nigella sativa is known by several common names, including black cumin, black caraway, nigella, and kalonji. Despite the common names, it is not true cumin or true caraway.

Key facts

  • Nigella sativa is a species of flowering plant in the family Ranunculaceae.
  • It is native to western Asia and eastern Europe, with wider naturalization in parts of Europe, North Africa, and Asia.
  • Its pungent black seeds are used as a spice and are commonly called black cumin, black caraway, nigella, or kalonji.
  • The species has a long history of use in culinary and traditional medicinal contexts.
🍁
Canadian context

Nigella sativa is relevant to Canadian readers through grocery-store spice blends, South Asian and Middle Eastern cuisines, and imported herbal products sold in Canada.

Frequently asked questions

What is Nigella sativa?
Nigella sativa is an annual flowering plant in the Ranunculaceae family whose seeds are used as a spice and in traditional medicine.
What are its common names?
Common names include black cumin, black caraway, nigella, and kalonji.
Where is Nigella sativa native to?
It is native to western Asia and eastern Europe, especially areas such as the Levant, Cyprus, Turkey, Iran, Iraq, Bulgaria, and Romania.
What are the seeds used for?
The seeds are used as a spice and are also processed into black seed oil and other herbal products.
Is black cumin the same as true cumin?
No. Nigella sativa is called black cumin, but it is not the same species as true cumin (Cuminum cyminum).
What plant family does it belong to?
It belongs to the Ranunculaceae, or buttercup, family.

References

  1. Wikipedia — https://en.wikipedia.org/wiki/Nigella_sativa
    Supports: Common names, plant family, annual flowering plant, native range, and culinary use.
  2. Encyclopaedia Britannica — https://www.britannica.com/plant/black-cumin
    Supports: Species identity, family, use as spice, and traditional medicinal use.
  3. GBIF — https://www.gbif.org/species/165712447
    Supports: Native range and naturalization notes.
  4. PubMed Central — https://www.pmc.ncbi.nlm.nih.gov/articles/PMC4387228/
    Supports: Plant description, seed characteristics, and traditional medicinal uses.
  5. PubChem — https://pubchem.ncbi.nlm.nih.gov/taxonomy/Nigella-sativa
    Supports: Taxonomic placement and source of black seed oil.
  6. McCormick Science Institute — https://www.mccormickscienceinstitute.com/resources/culinary-spices/herbs-spices/black-seed
    Supports: Common names, etymology, family, and distinction from true cumin/caraway.