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Black Mustard

Brassica nigra
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Brassica nigra (Black Mustard) — botanical photograph
Pl. 1D13 — Brassica nigra
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I

Overview

Black Mustard (Brassica nigra) is an annual forb or herb known for its widespread distribution across Europe, Asia, and North Africa. Native to regions including Afghanistan, Albania, and Bulgaria, it has been cultivated for its edible leaves. This plant thrives in light and medium soils with a pH of 7.5–8, making it adaptable to various growing conditions. Standing up to 1.2 meters tall with a spread of 0.6 meters, Black Mustard is recognized by its light, moist nature and hardiness zones ranging from 6-9. Its edible leaves contribute to the culinary palette while adding ornamental value to gardens.

Quick answers

What is Black Mustard?

Black Mustard (Brassica nigra) is an annual forb or herb known for its widespread distribution across Europe, Asia, and North Africa. Native to regions including Afghanistan, Albania, and Bulgaria, it has been cultivated for its edible leaves.

What is Black Mustard used for?

Traditionally used for digestion. Each claim is evidence-rated — see Section II for full citations.

Best for
Top 1 evidence-ranked use of Black Mustard
Jump to full evidence →
Clinicaluses · safety · chemistry · dosagemedicinal profile
II

Benefits & evidence

1 claim · traditional-use context
Traditional-use context
These notes are presented as ethnobotanical context. No cited clinical references are catalogued for this plant yet.
  • Traditional-use note: Black Mustard appears in herbal sources around after-meal comfort traditions, often as a decoction. PlantSage presents this as ethnobotanical context, not as medical advice.

    Traditional context only. This reviewed claim keeps the original low confidence level, but avoids treatment, disease, dosage, or guaranteed-effect language.

    ▲ LimitedDigestion →
IV·b

Mixology suggestions

1 draft
Editorial drafts. These pairings are AI-suggested from traditional herbal lore. Always verify with a qualified herbalist before brewing.
Black Mustard support blend
general
tea
AI returned a direct ingredient list; normalized into one draft blend for editorial review.
Growingconditions · propagation · uses
V

Cultivation

Black Mustard thrives in light to medium soil, preferring a pH of 7.5–8. It requires moist conditions and can grow up to 1.2 meters tall with a spread of 0.6 meters. This annual plant is hardy in zones 6-9 and is suitable for temperate regions. For best results, sow seeds directly into the garden bed in well-draining soil, ensuring they receive plenty of light. Water regularly to keep the soil moist but not waterlogged. Harvest the leaves when young for use as a potherb or in salads.
Light
8/10
Water
Moist
Soil
Light (sandy), Medium
Hardiness
6-9
Life cycle
Annual
Habit
Forb/herb
Mature size
1.2 m × 0.6 m
Soil pH
7.5–8
Seed viability
3 to 7 years
For first-time growers

How to grow Black Mustard for the first time

8steps

Start with Black Mustard as a simple annual herb, focusing on basic care and harvesting.

  1. 1

    What you'll need

    Seeds, small pots or garden space, potting mix if using containers.

  2. 2

    Best time to plant

    Plant in spring after the last frost, or start seeds indoors a month before planting outdoors.

  3. 3

    Soil and container prep

    Use well-draining soil with a pH of 7.5–8. Ensure containers are at least 12 inches wide and deep.

  4. 4

    Sowing or transplanting

    Direct sow seeds 0.6 cm deep, spacing them about 30 cm apart in rows 45 cm apart. Transplant seedlings when they have two true leaves.

  5. 5

    First two weeks

    Keep soil consistently moist and protect from extreme temperatures or pests during this critical period.

  6. 6

    Ongoing care

    Water regularly, especially in dry spells, and mulch to retain moisture. Fertilize lightly with compost if needed.

  7. 7

    Harvest or pruning

    Prune leaves as needed for fresh use, or harvest entire plants when they reach 30 cm tall.

  8. 8

    Common mistakes

    Overwatering, planting too deep, neglecting to mulch, and not protecting from pests.

VI

Edible & utility

Edible parts:leaves
Edible uses: Oil
Other uses:Cover cropoilFragrance
Contextrange · companions · related
VII

Distribution

48 native · 110 introduced
Distribution across4 continents· 48 native· 110 introduced
Europe26 regions
native (17)AlbaniaAustriaBelgiumBulgariaFranceGermanyGreeceHungaryIrelandItalyNetherlandsPolandRomaniaRussiaSpainUkraineUnited Kingdom
introduced (9)BelarusCyprusDenmarkNorwayPortugalRussiaSpainSwedenSwitzerland
Asia16 regions
native (9)AfghanistanChinaIndiaIranIraqKazakhstanPakistanPalestineTurkey
introduced (7)BangladeshChinaGeorgiaIndiaJapanNepalVietnam
Americas7 regions
introduced (7)BoliviaColombiaCubaEcuadorGuatemalaPuerto RicoUnited States
Africa9 regions
native (6)AlgeriaEgyptEthiopiaLibyaMoroccoTunisia
introduced (3)Cabo VerdeSudanWestern Sahara
Broader regions
native:Czechoslovakia, East Aegean Is., East Himalaya, Gulf States, Kriti, Lebanon-Syria, Sinai, Transcaucasus, Turkey-in-Europe, West Himalaya, Yugoslavia
introduced:Alabama, Alberta, Argentina Northeast, Argentina Northwest, Argentina South, Arizona, Arkansas, Baltic States, Bermuda, British Columbia, California, Chile Central, Chile North, Colorado, Connecticut, Delaware, District of Columbia, Florida, Idaho, Illinois, Indiana, Iowa, Juan Fernández Is., Kansas, Kentucky, Khabarovsk, Louisiana, Maine, Maryland, Massachusetts, Mexico Central, Mexico Northwest, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Brunswick, New Hampshire, New Jersey, New Mexico, New South Wales, New York, New Zealand North, New Zealand South, Newfoundland, North Carolina, North Dakota, Northern Provinces, Northern Territory, Nova Scotia, Ohio, Oklahoma, Ontario, Oregon, Pennsylvania, Primorye, Prince Edward I., Québec, Queensland, Saskatchewan, South Carolina, South Dakota, Tasmania, Tennessee, Texas, Utah, Vermont, Victoria, Virginia, Washington, West Virginia, Western Australia, Wisconsin, Wyoming
IX

Specimen gallery

1 image
Brassica nigra (Black Mustard) — botanical photograph
Black Mustard (Brassica nigra)
X

See also

8 related
XI

Explore further

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Growing zone
XII

About this entry

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