Rheum palmatum

Rheum palmatum

Chinese rhubarb

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

Plant does not flower in January

Plant does not flower in February

Plant does not flower in March

Plant does not flower in April

Plant does not flower in May

Plant does flower in June

Plant does flower in July

Plant does not flower in August

Plant does not flower in September

Plant does not flower in October

Plant does not flower in November

Plant does not flower in December

  • Botanical name: Rheum palmatum
  • Common name: Chinese rhubarb
  • Family: Polygonaceae
  • Plant Type: Perennial, Deciduous
Flower colour:

Pink

Foliage colour:

Green

Chinese rhubarb, Rheum palmatum is an ornamental rhubarb, perfect for growing in a bog garden or at the edge of a pond, where it needs plenty of space to spread.

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It has large, lobed leaves up to 75cm long, from which tall flowering stems bearing huge panicles of pink or white flowers, emerge in early summer.

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Grow Rheum palmatum in humus-rich, acid to neutral, moist soil in full sun to partial shade. Cut down flowering stems after blooming and mulch annually to conserve moisture.

How to grow Rheum palmatum

  • Plant size

    2.5m height

    3m spread

  • Aspect

    South facing, east facing, west facing

  • Position in border

    Middle

  • Sun exposure: Dappled shade, full sun
  • Hardiness: Hardy
  • Soil type: Acidic / boggy / clay / heavy / moist

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
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 not Plant in October

Do not Plant in November

Do not Plant in December

Flowers
Flowers

Plant does not flower in January

Plant does not flower in February

Plant does not flower in March

Plant does not flower in April

Plant does not flower in May

Plant does flower in June

Plant does flower in July

Plant does not flower in August

Plant does not flower in September

Plant does not flower in October

Plant does not flower in November

Plant does not flower in December

Prune
Prune

Do not Prune in January

Do not Prune in February

Do not Prune in March

Do not Prune in April

Do not Prune in May

Do not Prune in June

Do not Prune in July

Do Prune in August

Do not Prune in September

Do not Prune in October

Do not Prune in November

Do not Prune in December

Rheum palmatum and wildlife

Rheum palmatum has no particular known value to wildlife in the UK.

Is Rheum palmatum poisonous?

Rheum palmatum can be toxic. Its foliage are toxic.

Toxic to:

Toxic to Cats

Toxic to Dogs

Toxic to Horses

Toxic to People

No reported toxicity to:

No reported toxicity to Birds

No reported toxicity to Livestock

Plants that go well with Rheum palmatum

95349
Plants

Iris pseudacorus

Yellow flag iris