Fabaceae · Indigofera

Neel / Common Indigo

Indigofera tinctoria

Also known as Madras Indigo, Bengal Indigo, Black Henna, Dyers Indigo, East Asian Indigo Plant, Wild Indigo

UndershrubMedicinal
Habit
Undershrub
Found in India
West Bengal, Maharashtra, Rajasthan & more
Flowering
August-January

Plant Details

Scientific name
Indigofera tinctoria
Genus
Indigofera
Family
Fabaceae
Habitat
Degraded forest areas and waste places
Habitat type
Forest, Wasteland
Distribution
Pantropical
Found in India
West Bengal, Maharashtra, Rajasthan, Karnataka, Gujarat, Tamil Nadu
Flowering & fruiting
August-January
Conservation status
Not Evaluated (NE)

Leaf characters

Arrangement
Alternate
Entire margin leaf character
Margin
Entire
Pinnate venation leaf character
Venation
Pinnate

Typical of the Fabaceae family — a field-mark hint, not measured for this exact species.

Flower & fruit characters

Flower symmetry
Bilateral
Inflorescence
Raceme
Fruit
Legume

Typical of the Fabaceae family — flowering plants only; individual species can differ.

Local Names

Hindi
नील neel, नीलिका nilika,नील nil
Bengali
নীল neel, নীল
Tamil
அவுரி avuri, நீலி nili, அவுரி
Telugu
అవిరి aviri, నీలిచెట్టు nilichettu
Kannada
ಅಂಜೂರ ನೀಲಿ anjoora neeli, ಹೆಣ್ಣು ನೀಲಿ hennu neeli, ನೀಲಿ ಗಿಡ neeli gida
Malayalam
അമരി amari, നീലയമരി nilayamari, നീലയമരി
Marathi
नीळ neel, नीली nili

Neel in India

This shrub, known as नील neel (Hindi), அவுரி avuri (Tamil), అవిరి aviri (Telugu), ಅಂಜೂರ ನೀಲಿ anjoora neeli (Kannada), അമരി amari (Malayalam), नीळ neel (Marathi), was historically one of India's most important dye crops. Indigofera tinctoria is found across West Bengal, Maharashtra, Rajasthan, Karnataka, Gujarat, Tamil Nadu, both cultivated and growing wild.

Uses

Its leaves are fermented and processed to extract the deep blue dye indigo, historically a major export crop and still used today by artisanal and small-scale natural dye producers.

How to Identify Neel

A shrubby herb with pinnate leaves made of several small oval leaflets. Small pink to reddish pea-like flowers cluster along upright spikes, followed by slender, slightly curved pods — the leaves turn a characteristic blue-green when bruised or crushed, a useful field clue.

Frequently Asked Questions

What is Common indigo called in different Indian languages?
नील neel (Hindi); அவுரி avuri (Tamil); అవిరి aviri (Telugu); ಅಂಜೂರ ನೀಲಿ anjoora neeli (Kannada); അമരി amari (Malayalam); नीळ neel (Marathi); নীল neel (Bengali).
Is 'indigo' the colour named after this plant?
Yes — the colour indigo takes its name from the dye historically extracted from Indigofera tinctoria and related species.
Is natural indigo dye still made from this plant?
Yes, on a smaller artisanal scale — most commercial indigo dye today is synthetic, but natural indigo processing from Indigofera leaves continues in traditional and craft dyeing.
Illustration representing the Fabaceae family
Botanical family

Fabaceae

Legume/Bean family

Neel belongs to the Fabaceae family.

The illustration represents the family — not necessarily this exact species.

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Common plant problems

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More in Fabaceae

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Sources: GBIF — Indigofera tinctoria (India distribution & vernacular names) (CC BY 4.0) · Wikipedia — Indigofera tinctoria (background/comprehension only) (CC BY-SA 4.0)