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A picture of a Holy Basil

Holy Basil

Ocimum tenuiflorum

Also known as

Syn Ocimum Sanctum, Tulasi, Tulsi

Ocimum tenuiflorum 24 08 2012 by Joydeep (CC BY-SA 3.0)

Full Sun
Easy care
Moderate watering


USDA zone


Minimum temperature

Expected size









  • spring
  • summer
  • autumn
  • winter

This plant has a strong fragrance

More images of Holy Basil

A close up of some green purple Ocimum tenuiflorum leaves
A close up of a hand holding some purple Ocimum tenuiflorum flowers

Holy Basil Overview

Ocimum tenuiflorum is commonly known as Holy Basil or Tulsi, as a traditional medicinal herb from the Lamiaceae family. It has a spicy and refreshing fragrance and tiny flowers make this a useful houseplant too. Tulsi grows as a perennial plant in areas with mild winter and as an annual in cold and temperate climates.

Common problems with Holy Basil

Holy Basil Companion Plants

How to harvest Holy Basil

Reap the aromatic leaves of your Tulsi plant throughout the growing season as it is needed.

How to propagate Holy Basil


Place seeds on top of soil. Press them for good soil to seed contact and cover with 1cm of compost or soil. Water by misting keeping soil moist until germination in 1-2 weeks time.

Special features of Holy Basil

Indoor plant

Can be grown indoors, place in an area with bright light.

Attractive leaves

Other uses of Holy Basil


Somewhat stronger than Sweet Basil - use sparingly!


Prevent a headache, sooth an ear infection or reduce blood sugar with basil!


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