Sanguinaria canadensis f. multiplex (d)

RHS Plant Profile
double Canada puccoon

Save a plant

Where do you want to save Sanguinaria canadensis f. multiplex (d)?

Plants I own
Wishlist
Go to My Plants
double Canada puccoon RHS

Synonyms

Sanguinaria 'Multiplex'

Herbaceous Perennial
Buy this from Plant Nurseries
4 Suppliers

A rhizomatous perennial, to about 15cm tall, with grey-green, lobed or heart-shaped leaves up to 30cm across. The fully double, pure white flowers appear from between the vertically-folded leaves as they emerge in spring

Position

Full shade, Partial shade

Soil Types

Chalk, Clay, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

0.1-0.5 metres

Size

Time to Maturity
2–5 years
Max Spread
0.1-0.5 metres
Max Height
0.1-0.5 metres

Growing Conditions

Chalk Clay Loam Sand
Moisture
Moist but well–drained
pH
Acid or Alkaline or Neutral

Position

Full shade Partial shade
Aspect
North–facing or East–facing or West–facing
Exposure
Sheltered
Hardiness

Hardiness Ratings

All ratings refer to the UK growing conditions unless otherwise stated. Minimum temperature ranges (in degrees C) are shown in brackets

  • H1A: under glass all year (>15C)
  • H1B: can be grown outside in the summer (10 - 15)
  • H1C: can be grown outside in the summer (5 - 10)
  • H2: tolerant of low temperatures, but not surviving being frozen (1 to 5)
  • H3: hardy in coastal and relatively mild parts of the UK (-5 to 1)
  • H4: hardy through most of the UK (-10 to -5)
  • H5: hardy in most places throughout the UK even in severe winters (-15 to -10)
  • H6: hardy in all of UK and northern Europe (-20 to -15)
  • H7: hardy in the severest European continental climates (< -20)
H5

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Papaveraceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Clump forming
Genus
Sanguinaria are rhizomatous herbaceous perennials with kidney-shaped, lobed blue-green leaves and cup-shaped white flowers opening with the leaves in spring
Name Status
Correct
Plant Range
Canada (SW Quebec)

How to Grow

Cultivation

Grow in moderately fertile, moist but well-drained soil that does not dry out, in full or partial shade

Propagation

Propagate by division immediately after flowering

Suggested planting locations and garden types

  • Cottage and informal garden
  • Rock garden
  • Flower borders and beds
  • Underplanting of roses and shrubs

Pruning

No pruning required

Pests

May be susceptible to slugs

Diseases

Generally disease-free