Tatsoi

Brassica rapa subsp. narinosa

In a typical UK garden, sow indoors late February to late March, sow outside late March to early June, plant out late March to mid-April, and harvest mid-April to late December.

When to sow, plant and harvest

Last frost around 20 April, first frost around 31 October.

Sow indoors
late February to late March
Sow outdoors
late March to early Juneearly August to late September
Plant out
late March to mid-April
Harvest
mid-April to late December

Growing facts

Spacing
20 cm apart, rows 30 cm apart
Square foot
4 per square (30 cm squares)
Sowing depth
1 cm
Ready in
25 to 50 days from sowing
Grows to
15 cm
Hardiness
Hardy to about -10 °C
Sun
Copes with some shade
Crops for
About 4 weeks

Growing tip

Best sown in late summer, as spring sowings bolt quickly; pick outer leaves or cut whole rosettes.

More brassicas

Where these figures come from

Every crop in VegLog was checked against published growing advice. Dates are worked out from average frost dates, so they shift with your garden. For tatsoi, we used:

Grow tatsoi with VegLog

Add tatsoi to a bed and VegLog reminds you when to sow, plant out and pick, timed to your own town's frost dates.