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Rheum palmatum (Ornamental Rhubarb)

Rheum palmatum (Ornamental Rhubarb)
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Type Herbaceous flower, Deciduous, Flowering
Form Low Growing or Spreading Plant, Architectural Form
Size Medium Border Plant (50-180cm height)
Colours Red Flowers (Summer early), Red Foliage
Care Regular Maintenance Required
Hardiness Frost hardy
Growth Fast Growing Plant
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Rheum palmatum - Cultivation Notes

This moisture loving large perennial will grow in any moist fertile soil including heavy clay in full or part sun. Dig in compost when planting and mulch crowns every year in autumn.

Strengths, Weaknesses & Design Usage

Strengths of Rheum palmatum:

  • Architectural plant – ideal as a ‘stand out’ plant
  • Attractive form or foliage for all year interest
  • Tolerates permanently wet soil
  • Tolerates heavy clay soils

Weaknesses of Rheum palmatum

  • Invasive top growth
  • Will not tolerate exposed, cold or hot and sunny locations

Design & Plant Use for Rheum palmatum:

  • Summer flowering herbaceous plant suitable for border planting

View all the plants listed in Genus Rheum

View other herbaceous flowers with red flowers, or herbaceous flowers with red foliage

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