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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.
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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
clematis 'Pamela Jackman'
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
Atragene Group consists of woody climbers with deciduous, 1 to 2-ternate leaves and nodding, bell-shaped, single or double flowers to 10cm across, on old wood in spring and early summer, occasionally also later, on current year's growth
'Pamela Jackman' is a deciduous climber with divided leaves and solitary, nodding cream-centred, deep blue flowers to 7cm wide from mid-spring to late spring and occasionally in late summer, followed by fluffy seed-heads
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
MoistureMoist but well-drained
SoilSand, Loam, Chalk, Clay
pHAcid, Alkaline, Neutral
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. Can be grown in containers at least 45cm (18in) deep and wide in a soil based potting compost
Propagate by layering or semi-ripe cuttings
Suggested planting locations and garden types
Flower borders and beds Wall-side Borders
City & Courtyard Gardens Cottage & Informal Garden
Pruning Pruning (clematis) group 1
Pests Aphids, slugs and snails may attack young growth
May be affected by clematis wilt, powdery mildew in dry soils, fungal leaf spot and clematis slime flux
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Join the RHS today and get 12 months for the price of 9