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Sanguinaria canadensis f. multiplex 'Plena' (d) AGM

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© RHS 2003

Characteristics

Plant type

Herbaceous Perennial

Habit

Clump-forming

Resilience

Hardiness

H5 (hardy - cold winter)

Colour

Flower

White in Spring

Foliage

Green and Grey/Silver 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

double red puccoon

Family

Papaveraceae


Sanguinaria are rhizomatous herbaceous perennials with kidney-shaped, lobed blue-green leaves and cup-shaped white flowers opening with the leaves in spring

'Plena' is a rhizomatous perennial to 20cm in height, with grey-green, kidney-shaped leaves enlarging to 15cm in width after flowering. Flowers solitary, 7cm in width, white, fully double

Synonym(s)

  • Sanguinaria canadensis 'Flore Pleno'
  • Sanguinaria canadensis 'Plena'

How to grow

Sunlight

  • Full sun
  • Part shade

Aspect

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

Cultivation

Grow in a moderately fertile, moist but well-drained soil that does not dry out; best in full sun or partial shade. Usually needs support and the rhizomes can spread and become invasive so site with care

Soil

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

Propagation

Propagate by division in spring or autumn

Suggested planting locations and garden types

Cottage/Informal Garden, Flower borders and beds, Rock Garden or Underplanting of Roses and Shrubs


How to care

Pests

Slugs may be a problem

Diseases

Generally disease free