PlantSowGrow
How to grow Pak Choi
Brassica rapa subsp. chinensis
🥕 Vegetable
🌱 Grown each year
Fast, juicy Asian greens for stir-fries. Sow from midsummer — spring sowings tend to bolt.
At a glance: Sow late May to mid August, harvest from early July.
When to sow, plant and harvest
JanFebMarAprMayJunJulAugSepOctNovDec
Sow outdoors
Harvest
Timed for a typical UK garden (last frost mid-April). The app uses your own town's frost dates.
Growing Pak Choi: what it needs
- Light
- Full sun · 6+ hours a day
- Watering
- Water regularly in dry weather
- Soil
- Fertile, well-drained soil
- Spacing
- 20 cm
- In pots
- Grows well in containers
- Feeding
- A general feed before sowing or planting
- Harvest
- About 40 days from sowing
- Hardiness
- USDA zones 3–9
- Difficulty
- Easy
Step by step
- Late May – mid August · 6 weeks after the last spring frost
Sow Seeds Outdoors
Sow thinly in drills where they are to grow.
- 5–10 days after “Sow Seeds Indoors” · Early June
Check Germination
Seedlings should appear in 5–10 days. If sown outdoors, thin to 20 cm apart when big enough to handle.
- 30–51 days after “Check Germination” · Early July – late July
Start Harvesting
Cut whole heads, or pick outer leaves as baby leaf.
- 14–28 days after “Start Harvesting” · Mid July – early August
Sow Another Batch (optional)
Sow again every 3 weeks until early autumn.
- 30–60 days after “Sow Another Batch” · Mid August – mid September
Finish and Clear
Clear the remains to the compost heap once cropping ends.
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