Meconopsis × cookei 'Old Rose'

RHS Plant Profile
Himalayan blue poppy 'Old Rose'

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Himalayan blue poppy 'Old Rose' RHS
Herbaceous Perennial
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'Old Rose' is a clump-forming perennial to about 45cm producing rosettes of bright green, hairy, spoon-shaped leaves and dusky pink, nodding, four-petalled flowers on upright stems in spring

Position

Full sun, Partial shade

Soil Types

Clay, Loam

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

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

Position

Full sun 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
Meconopsis can be annuals, biennials, evergreen or herbaceous perennials, often monocarpic, with rosettes of hairy leaves and bowl-shaped flowers that may be solitary on a leafless stem, or in racemes or panicles on a leafy stem
Name Status
Accepted

How to Grow

Cultivation

Grow in a soil that is neutral to slightly acid, moist but well-drained and enriched with leaf mould or humus. Prefers a partially shaded site with shelter from cold, dry winds

Propagation

Propagate by division after flowering

Suggested planting locations and garden types

  • Cottage and informal garden
  • Flower borders and beds

Pruning

No pruning required

Pests

Generally pest-free but may be susceptible to slugs and snails

Diseases

Generally disease-free