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Hydrangea paniculata Pink Diamond 'Interhydia' AGM

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© RHS 1999

Characteristics

Plant type

Shrub

Habit

Bushy

Toxicity

May cause mild stomach upset if ingested; contact with foliage may aggravate skin allergies

Resilience

Hardiness

H5 (hardy - cold winter)

Colour

Flower

White and Dark Pink in Autumn and Summer

Foliage

Green in Autumn, Spring and Summer

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

paniculate hydrangea Pink Diamond

Family

Hydrangeaceae


Hydrangea can be deciduous or evergreen shrubs, or self-clinging climbers, with flowers in clusters usually comprising both small fertile and more showy sterile flowers; often good autumn colour

Pink Diamond is a vigorous deciduous shrub with conical panicles of creamy white sterile and fertile flowers which age to a deep pink, borne from late summer into autumn

Synonym(s)

  • Hydrangea paniculata 'Pink Diamond'

How to grow

Sunlight

  • Full sun
  • Part shade

Aspect

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

Cultivation

Grow in moist but well-drained soil in full sun or partial shade

Soil

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

Propagation

Propagate by softwood cuttings

Suggested planting locations and garden types

City/Courtyard Gardens, Cottage/Informal Garden, Flower borders and beds or Patio/Container Plants


How to care

Pruning

Pruning group 4

Pests

Aphids, capsid bug and hydrangea scale may be a problem

Diseases

May be subject to a leaf spot