Eomecon chionantha

RHS Plant Profile
snow poppy

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snow poppy Dorling Kindersley Ltd
snow poppy Dorling Kindersley Ltd

Other common names

dawn poppy

Herbaceous Perennial
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A vigorous, spreading perennial with heart- or kidney-shaped, greyish green leaves to 10cm across. Upright, branching stems bear loose sprays of shiny, white, poppy-like flowers up to 5cm across from late spring to mid-summer

Position

Full sun, Partial shade

Soil Types

Clay, Loam, Sand

Max Height

0.1-0.5 metres

Max Spread

2.5-4 metres

Size

Time to Maturity
2–5 years
Max Spread
2.5-4 metres
Max Height
0.1-0.5 metres

Growing Conditions

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

Position

Full sun Partial shade
Aspect
West–facing or East–facing
Exposure
Exposed or 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)
H6

Colour & Scent

Season Stem Flower Foliage Fruit
Spring
Summer
Autumn
Winter

Botanical Details

Family
Papaveraceae
Native to GB/Ireland
No
Foliage
Deciduous
Habit
Bushy
Genus
Eomecon are rhizomatous perennials with large heart-, kidney- or arrow-shaped leaves and nodding, poppy-like flowers
Name Status
Correct
Plant Range
E China

How to Grow

Cultivation

Grow in humus-rich, moist but well-drained soil in light shade, or in full sun provided the soil remains moist in summer. May spread rapidly in fertile soil

Propagation

Propagate by seed sown in containers in a cold frame, or by division, in spring

Suggested planting locations and garden types

  • Cottage and informal garden
  • Low Maintenance
  • Banks and slopes
  • Flower borders and beds
  • Ground cover
  • Underplanting of roses and shrubs

Pruning

No pruning required

Pests

Generally pest-free

Diseases

Generally disease-free