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Tatsoi

Brassica narinosa

Also called Broadbeaked mustard, Field Mustard, Turnip, Bird's Rape, Rape, Rape Mustard, Wild Mustard

Tatsoi
Photo: Idéalités, CC BY-SA 4.0

Tatsoi is a cool-season leafy green in the cabbage family, with dark green spoon-shaped leaves in a flat rosette. It grows best in cool weather and bolts quickly in heat, so sow for a spring or autumn harvest.

Family
Brassicaceae (Cabbage family)
Light
Full sun, Part shade
Water
Keep soil evenly moist; water at the base to avoid wet leaves.
Soil
Fertile, well-drained soil or potting mix rich in compost.
Temperature
10–24 °C; bolts in heat above about 25 °C; tolerates light frost.
How easy
Easy
Safety
Not known to be toxic
Edible
Yes, some parts

About

Tatsoi or tat soi (Brassica rapa subsp. narinosa or Brassica rapa var. rosularis) is an Asian variety of Brassica rapa grown for greens. Also called tat choy, it is closely related to the more familiar bok choy. This plant has become popular in North American cuisine as well and is now grown throughout the world.

Uses

Tatsoi contains high levels of vitamin C, carotenoids, folic acid, calcium and potassium.

Other Brassica plants

Abyssinian mustard · Mustard · Zha cai · India mustard · Rutabaga · Rapeseed · Rhamphospermum nigrum · Gai lan · Cauliflower · Cabbage · Brussels sprout · Kohlrabi

Text excerpted from the Wikipedia article Tatsoi by its contributors, under CC BY-SA 4.0; the excerpts and the care summary drawn from them are shared under the same licence.

The care summary was written by AI (Claude, Anthropic) from the sources on this page, with general growing knowledge where they are silent. Check before relying on it.

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