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Pulmonaria 'Sissinghurst White' AGM

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© RHS 1997

Characteristics

Plant type

Herbaceous Perennial

Habit

Clump-forming

Resilience

Hardiness

H7 (very hardy)

Colour

Flower

White in Spring

Foliage

Green and White in Spring and Summer

Size

Ultimate height

0.1-0.5 metres

Ultimate spread

0.1-0.5 metres

Time to ultimate height

2-5 years


Preferred common name

lungwort 'Sissinghurst White'

Family

Boraginaceae


Pulmonaria can be herbaceous or semi-evergreen rhizomatous perennials with terminal clusters of funnel-shaped flowers in late winter or early spring, and often strikingly patterned leaves developing in summer

'Sissinghurst White' is an herbaceous perennial to 30cm, forming a clump of heavily white-spotted ovate leaves, with leafy stems bearing a terminal cluster of pure white flowers opening from pink buds

Synonym(s)

  • Pulmonaria officinalis 'Sissinghurst White'
  • Pulmonaria saccharata 'Sissinghurst White'

How to grow

Sunlight

  • Part shade
  • Full shade

Aspect

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

Cultivation

Grow in humus-rich, fertile, moist but not waterlogged soil in full or partial shade

Soil

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

Propagation

Propagate by division after flowering or in autumn

Suggested planting locations and garden types

Cottage/Informal Garden, Flower borders and beds, Ground Cover, Underplanting of Roses and Shrubs or Wildlife Gardens


How to care

Pruning

Remove old leaves after flowering

Pests

Generally pest free

Diseases

May be subject to powdery mildews in dry conditions