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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:
© R.J. Evison
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Other common names
Clematis can be deciduous or evergreen shrubs or herbaceous perennials, mostly climbing by twining leaf-stalks, and often with showy flowers. Some have attractive fluffy seedheads in autumn
Integrifolia Group clematis are woody-based subshrubs with non-climbing or semi-climbing herbaceous stems, and bell-shaped or flat flowers on the current year's growth, in summer and early autumn
'Alionushka' is a semi-herbaceous deciduous climber. Long stems bear bell-shaped delicate satin-pink flowers with a rose-pink central bar to 5cm in length with yellow stamens. Flowers early summer to autumn
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
Exposure Exposed or Sheltered
MoistureMoist but well-drained
SoilChalk, Clay, Sand, Loam
Time to ultimate height
Plant in a moisture-retentive, well-drained soil, with the roots and base of the plant kept cool and shaded by other plants or a layer of pebbles at the base. Plant with the crown of the clematis level with the soil. Ideal for containers or for growing through other plants in the border
Propagate by layering or semi-hardwood cuttings
Suggested planting locations and garden types
Pruning Pruning (Clematis) Group 3
Pests Young shoots may be troubled by aphids and caterpillars; petals can be eaten by earwigs
May suffer from Clematis slime flux
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