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Hydrangea paniculata 'Grandiflora'

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© RHS 2001

Characteristics

Plant type

Shrub

Habit

Bushy

Toxicity

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

Resilience

Hardiness

old H4 (hardy)

Colour

Flower

Pink and White in Autumn and Summer

Foliage

Green in Spring and Summer
Yellow in Autumn

Size

Ultimate height

2.5-4 metres

Ultimate spread

1.5-2.5 metres

Time to ultimate height

5-10 years


Preferred common name

hardy white-flowered hydrangea

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

'Grandiflora' is a large deciduous shrub with ovate leaves and broad panicles of, mostly, showy cream sterile florets which become pink-tinged with age, flowering from late summer

Synonym(s)

  • Hydrangea 'Pee Gee'

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 sun or partial shade

Soil

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

Propagation

Propagate by softwood cuttings

Suggested planting locations and garden types

Cottage/Informal Garden or Flower borders and beds


How to care

Diseases

Generally disease free