Plant families - Brassicaceae

Brassica rapa subsp. chinensis ‘Rubi F1’

Pak choi

  • Botanical name: Brassica rapa subsp. chinensis 'Rubi F1'
  • Common name: Pak choi
  • Family: Brassicaceae
  • Plant Type: Vegetable

Pak Choi, Brassica rapa chinensis, is a versatile leafy crop, bearing tasty, low-maintenance leaves that can be used in salads or stir fries. Pak choi ’Rubi F1′ is a particularly good variety, being quick to crop and slow to bolt. It has purple-red leaves with bright green stems, making it an option for the garden as well as the allotment. Harvest young leaves on a cut-and-come-again basis to add colour to salads, or harvest the mature head to use in stir fries. 

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Grow Pak choi ’Rubi F1′ in moist but well-drained soil in full sun. Thinly sow seed direct into raked, well-prepared soil 6mm deep in rows 30cm apart. Thin the resulting seedlings, aiming for a final spacing of 20cm apart. Water well in dry weather and keep well weeded and provide a weak liquid feed once a week.

How to grow Brassica 'Rubi F1'

  • Plant size

    30cm height

    30cm spread

  • Aspect

    South facing, west facing

  • Sun exposure: Full sun, dappled shade
  • Hardiness: Half hardy
  • Soil type: Well drained / light / sandy / clay / heavy / moist / chalky / alkaline

Plant calendar

A table displaying which months are best to sow, plant and harvest.
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sow
Sow

Do not Sow in January

Do not Sow in February

Do Sow in March

Do Sow in April

Do not Sow in May

Do not Sow in June

Do Sow in July

Do Sow in August

Do not Sow in September

Do not Sow in October

Do not Sow in November

Do not Sow in December

Plant
Plant

Do not Plant in January

Do not Plant in February

Do not Plant in March

Do not Plant in April

Do Plant in May

Do Plant in June

Do Plant in July

Do Plant in August

Do Plant in September

Do Plant in October

Do not Plant in November

Do not Plant in December

Harvest
Harvest

Do not Harvest in January

Do not Harvest in February

Do not Harvest in March

Do not Harvest in April

Do not Harvest in May

Do not Harvest in June

Do Harvest in July

Do Harvest in August

Do Harvest in September

Do Harvest in October

Do Harvest in November

Do not Harvest in December

Brassica 'Rubi F1' and wildlife

Brassica 'Rubi F1' has no particular known value to wildlife in the UK.

Is Brassica 'Rubi F1' poisonous?

Brassica 'Rubi F1' has no toxic effects reported.

No reported toxicity to:

No reported toxicity to Birds

No reported toxicity to Cats

No reported toxicity to Dogs

No reported toxicity to Horses

No reported toxicity to Livestock

No reported toxicity to People

Plants that go well with Brassica 'Rubi F1'