Geranium x oxonianum 'Diane's Treasure'


Conservation Plant (HPS Number P206)

RHS Number and Name Designation (if any): -
  • Date added to the website: 9th Jun 2023
  • Date updated on the website: 7th Nov 2023

Introduced: 2019
By: Hampshire Group




Conservation Plant


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Conservation Scheme information for Geranium x oxonianum ‘Diane’s Treasure’



  • ID: P206
  • Introduced: 2019
  • By: Hampshire Group
  • Reason: Chance seedling found by Mrs Diane Sutton in Southport, Lancashire growing in a copse and named after Diane by Mrs A. Cutts and registered in 2002. Trialled by Trevor Bath at his nursery in Surrey and given to other HPS members.
  • Verified by: HPS Hampshire Group
  • Description: Clump-forming evergreen perennial.
  • Dimensions: 60cm x 60cm
  • Flowers: Salmon-pink flowers have 5 separated petals. Flowers almost continually.
  • Foliage: Neat clump of mid-green toothed and lobed leaves.
  • Soil: Any soil.
  • Aspect: Sun or part-shade.
  • Pests: Generally no problems.
  • Cultivation: Cut back hard after main flowering to encourage growth of new leaves and flowers.
  • Propagation: Divide established clumps.

Extended plant information for Geranium x oxonianum ‘Diane’s Treasure’


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Articles and Publications linked to this species


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