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Rubus thibetanus AGM

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© RHS 1989

Characteristics

Plant type

Shrub

Habit

Bushy

Resilience

Hardiness

H5 (hardy - cold winter)

Colour

Flower

Purple in Summer

Foliage

White and Dark Green in Autumn, Spring and Summer

Fruit

Black in Summer

Stem

White in Winter

Size

Ultimate height

1.5-2.5 metres

Ultimate spread

1.5-2.5 metres

Time to ultimate height

5-10 years


Preferred common name

ghost bramble

Family

Rosaceae


Rubus can be deciduous or evergreen shrubs, often scrambling with bristly or prickly stems bearing simple, lobed, palmate or pinnate leaves and 5-petalled flowers followed by juicy, sometimes edible fruits

R. thibetanus is a medium-sized deciduous shrub with arching purplish prickly stems heavily bloomed white in winter, bearing pinnate leaves, dark green above and whitish beneath. Panicles of small purplish flowers and black fruits (inedible)

Synonym(s)

  • Rubus thibetanus 'Silver Fern'

How to grow

Sunlight

  • Full sun
  • Part shade

Aspect

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

Cultivation

Easy to grow prickly, thicket forming, deciduous shrub; will grow in full sun or partial shade

Soil

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

Propagation

Propagate by softwood cuttings in summer or hardwood cuttings in winter

Suggested planting locations and garden types

Banks and Slopes or Low Maintenance


How to care

Pruning

Pruning group 7

Pests

Generally pest free

Diseases

Grey mould may be a problem