• AGM plants

    AGM plants have been through a rigourous trial and assessment programme. They are:

    • Excellent for ordinary use in appropriate conditions
    • Available to buy
    • Of good constitution
    • Essentially stable in form & colour
    • Reasonably resistant to pests & diseases

Clematis armandii

Armand clematis

Armand clematis

© � RHS 1999

  • Other common names Armand clematis

  • Synonyms Clematis armandii var. biondiana

  • Genus 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 seed-heads in autumn

  • Family Ranunculaceae / Ranunculaceae

  • Species C. armandii is a large, vigorous evergreen climber with leathery, dark glossy green trifoliate leaves up to 15cm long. Single fragrant creamy-white flowers 5-6cm across with creamy stamens, in clusters in early to mid spring.

  • Plant range C & W China

Characteristics

  • Foliage Evergreen

  • Habit Climbing

  • Fragrance Flower

Colour

Sunlight

  • Full Sun

  • Aspect South-facing or West-facing

  • Exposure Sheltered

Soil

  • Chalk

    Chalk

  • Chalk

    Clay

  • Chalk

    Sand

  • Chalk

    Loam

  • MoistureMoist but well-drained

  • SoilChalk, Clay, Sand, Loam

  • pHAlkaline, Neutral

Size

  • Ultimate height

    4-8 metres

  • Ultimate spread

    1.5-2.5 metres

  • Time to ultimate height

    5-10 years

How to grow

Cultivation Vigorous clematis for a warm south or south-west facing wall with protection from cold winds. Grow in any fertile, well-drained soil. Plant with the crown 5?8cm (2?3in) deep to encourage shoots to grow from below ground level. Keep the base shaded and cool by the careful positioning of plants or a layer of pebbles or flat stones

Propagation Propagate by layering, semi-hardwood cuttings or hardwood cuttings

Suggested planting locations and garden types Wall-side Borders

How to care

Pruning Pruning (clematis) group 1

Pests Young shoots may be troubled by aphids and caterpillars; petals can be eaten by earwigs

Diseases May suffer from Clematis slime flux

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