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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:
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Other common names
Lewisia can be herbaceous or evergreen perennials forming rosettes of fleshy leaves, with panicles of open funnel-shaped flowers in a wide range of colours in spring and summer
L. cotyledon is a rosette-forming evergreen perennial with fleshy, strap-shaped leaves. Abundant, funnel-shaped purplish-pink, orange, yellow or white flowers 1.5-2.5cm in width are borne in open sprays on stems to 20cm
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 North-facing or West-facing or East-facing
Exposure Exposed or Sheltered
Time to ultimate height
Grow in moderately fertile, neutral to acid, well-drained soil in full sun or light shade. Suitable for the alpine house, rock garden, or in the crevices of a retaining wall. Protect from winter wet
Propagate by seed or offsets
Suggested planting locations and garden types
Gravel Garden Patio & Container Plants Rock Garden
Pruning No pruning required
Pests May be attacked by aphids, slugs and snails
May be subject to neck rots in wet conditions
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