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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:
This plant will provide nectar and pollen for bees and the many other types of pollinating insects.
It is included in an evolving list of plants carefully researched and chosen by RHS experts. Divided into 3 groups these lists, linked below, are maintained by a team of RHS staff and are reviewed annually.
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Other common names
clematis 'The President'
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
Early Large-flowered clematis have large star-shaped flowers in early summer, often with a second flowering in late summer
'The President' is a medium-sized deciduous climber. Single cupped flowers up to 18cm in width, with eight overlapping rich violet purple-blue sepals, silvery on the reverse with pinkish and deep red stamens. Flowers late spring to early summer and late summer to early autumn.
All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets
Aspect North-facing or South-facing or East-facing or West-facing
Exposure Sheltered or Exposed
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 5-8cm (2-3in) deep to encourage new shoots to grow from below ground level
Propagate by layering or semi-hardwood cuttings
Suggested planting locations and garden types
Pruning Pruning (clematis) group 2
Pests Young shoots may be troubled by aphids and caterpillars; petals can be eaten by earwigs
May suffer from clematis wilt and clematis slime flux
RHS members can get exclusive individual advice from the RHS Gardening Advice team.
clematis 'The President'
Buy from £13.99 at the RHS Plants Shop
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