Regions: West India

Grows from a cutting in a glass of water. Keep it in its own pot — it will take over any other.

Thick scented leaves on a succulent stem; one plant fills a windowsill pot for years.

A clump of scented grass that mosquitoes avoid and tea drinkers cannot do without.

Drought-tolerant root herb for a hot sunny corner; needs almost nothing once established.

The household holy basil — thrives in a pot, keeps pests down and brings pollinators to a balcony.

The dark-leaved tulsi, sharper in scent and a little slower to grow than the green.

A hardy monsoon spreader with long traditional use, easy to grow and valuable for small insects.