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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:
© Mike L. Grant 2001
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Other common names
Iris may be rhizomatous or bulbous perennials, with narrow leaves and erect stems bearing flowers with 3 large spreading or pendent fall petals, alternating with 3 erect, often smaller, standard petals, in late winter, spring or early summer
I. chrysographes is an herbaceous perennial to 50cm, with narrow, grey-green leaves and slightly fragrant deep red-purple flowers 5-10cm in width in early summer, marked with gold on the falls
Tibet to NE Myanmar
Toxicity All parts may cause severe discomfort if ingested
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 West-facing or East-facing
Exposure Exposed or Sheltered
MoistureMoist but well-drained, Poorly-drained
Time to ultimate height
Grow in well-drained, neutral to slightly acid loam in full sun or partial shade. Mulch in spring
Propagate by division from midsummer to early autumn, plant immediately in flowering positions
Suggested planting locations and garden types
Flower borders and beds
Cottage & Informal Garden
Pruning Remove any dying foliage in autumn, old flower stems can be cut down after flowering. Tall varieties can have their leaf fans trimmed to one third of the total height to reduce wind rock while the plants are establishing
Pests Slugs and snails may be a problem, sawflies can damage the leaves
May be affected by aphid borne virus diseases, bacterial soft rot and grey moulds
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
Buy from £7.99
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Join the RHS today and get 12 months for the price of 9