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Parthenocissus tricuspidata

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© RHS 2002

Characteristics

Plant type

Climber/Wall Shrub

Habit

Climbing

Resilience

Hardiness

H6 (hardy - very cold winter)

Colour

Flower

Green in Summer

Foliage

Green in Spring and Summer
Purple and Red in Autumn

Fruit

Blue in Autumn

Size

Ultimate height

Higher than 12 metres

Ultimate spread

wider than 8 metres

Time to ultimate height

5-10 years


Preferred common name

Boston ivy

Family

Vitaceae


Parthenocissus are vigorous deciduous climbers with either tendrils or disk-like suckers, and lobed or palmate leaves which often colour brilliantly in autumn. Inconspicuous green flowers are sometimes followed by attractive blue or black berries

P. tricuspidata is a very vigorous, self-clinging large deciduous climber. Leaves mostly ovate or three-lobed, turning brilliant crimson and purple in autumn. Flowers inconspicuous; berries dull blue

Other common names

  • Japanese creeper
  • Japanese ivy

Synonym(s)

  • Ampelopsis hoggii
  • Ampelopsis tricuspidata
  • Vitis inconstans

How to grow

Sunlight

  • Full sun
  • Part shade
  • Full shade

Aspect

  • South-facing, West-facing, East-facing or North-facing
  • Sheltered or Exposed

Cultivation

For the best autumn colour, site in partial shade or full shade. It thrives in any fertile, well-drained soil

Soil

  • Moist but well-drained or Well-drained
  • Acid, Alkaline or Neutral
  • Chalk, Clay, Sand or Loam

Propagation

Propagate by layering or hardwood cuttings

Suggested planting locations and garden types

Wall-side Borders


How to care

Pruning

Pruning group 11 in early winter, can also be cut back in summer if need be

Diseases

Generally disease free