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Ratanjot रतनजोत

Alkanna tinctoria

Resurrection Fern (संजीवनी), Selaginella bryopteris
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Hindi
रतनजोत
Botanical
Alkanna tinctoria
Family
Boraginaceae

About the plant

A dry-hill root used to colour oil a deep red; slight above ground, tough below.

Growing it

Stony free-draining soil; it rots in a rich pot.

What it is for

Traditional colouring for oils and food.

How to grow

Sunlight
Full sun
Water
Sparingly
Season
Oct–Nov
Grows in
Garden / ground, Terrace / rooftop
Mature size
20–40 cm
First harvest
Roots from year two

Stony free-draining soil; it rots in a rich pot.

Traditional uses

Traditionally used — recorded as tradition, not as established effect. The two registers below are kept separate on purpose.

Traditional knowledge

Traditional colouring for oils and food.

Scientific evidence

This record has not yet assessed the research on these uses. Absence of an assessment here is not evidence either way.

Important: Traditional plant use does not replace professional medical advice. Do not treat a condition on the strength of this page — speak to a doctor.

Ecological value

Where it grows in India

Review
Not yet reviewed by a named specialist
Published