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We have combined these two powerful search tools into a single Find a Plant service searching over 250,000 plant records.
Virtually all of the features of the old searches are still available and in addition we have added several new features to create a more comprehensive and user friendly search experience.
When using this search
Search by plant name, key attributes or both to find plant details and a list of
AGM plants have been through a rigorous trial and assessment programme. They are:
© RHS 2002
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Other common names
balloon flower Apoyama Group
Platycodon are herbaceous perennials with neat, ovate leaves and terminal clusters of open bell-shaped flowers which open from large, balloon-shaped buds in late summer
Apoyama Group is a compact herbaceous perennial to 20cm in height, with blue-green foliage and rich violet flowers 5cm in width, opening from large inflated buds
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
Aspect South-facing or East-facing or West-facing
Exposure Exposed or Sheltered
MoistureMoist but well-drained
pHAcid, Alkaline, Neutral
Time to ultimate height
Grow in deep, light, fertile, loamy, reliably moist but well-drained soil in full sun or partial shade. May need support; resents disturbance. Suitable for a rock garden or the front of a herbaceous border
Propagate by seed or detach rooted basal shoots
Suggested planting locations and garden types
Flower borders and beds
Pruning Cut back to the base in autumn
Pests Slugs and snails may be a problem
Generally disease free
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
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Join the RHS today and get 12 months for the price of 9