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Climber Wall Shrub

Clematis montana var. wilsonii

Wilson's Himalayan clematis

A deciduous climber up to 9 metres high with green leaves and starry flowers that appear later than other varieties of this species. The flowers are white with greeny-cream stamens and have a scent reminiscent of chocolate

Synonyms
Clematis montana 'Wilsonii Sprague'
Clematis repens Veitch

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Size
Ultimate height
8–12 metres
Time to ultimate height
2–5 years
Ultimate spread
1.5–2.5 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Moist but well–drained
pH
Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring White Green
Summer Green
Autumn Green
Winter
Position
  • Full sun
  • Partial shade
Aspect

South–facing or North–facing or West–facing or East–facing

Exposure
Exposed or Sheltered
Hardiness
H5
Botanical details
Family
Ranunculaceae
Native to the UK
No
Foliage
Deciduous
Habit
Climbing
Potentially harmful
Skin irritant. Wear gloves and other protective equipment when handling
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 seedheads in autumn

Name status

Correct

Plant range
China

How to grow

Cultivation

Plant in a moisture-retentive, well-drained soil; it grows best in sun or partial shade, but avoid frost pockets because frost can kill flower buds; keep the base of the plant and the roots cool and shaded by other plants or a layer of pebbles or flat stones at the base See clematis cultivation for more advice

Propagation

Propagate by double leaf-bud semi-ripe cuttings taken from spring to late summer, or by layering from late winter to spring

Suggested planting locations and garden types
  • Cottage and informal garden
  • Wall side borders
Pruning

Clematis pruning: group one

Pests

May be susceptible to aphids and capsid bug; flowers may be damaged by earwigs; young shoots are vulnerable to slugs and snails

Diseases

May be susceptible to honey fungus (rarely), clematis wilt and clematis slime flux

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