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Annual Biennial

Papaver rhoeas 'Pandora'
  • RHS Plants for pollinators

An annual to 60cm high, with divided, light green downy leaves. In late spring to early summer, double flowers with delicate papery petals in a combination of shades from dark burgundy to pale pinkish-red with silvery stripes on the lower petals are produced on slender stems

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Size
Ultimate height
0.5–1 metres
Time to ultimate height
1–2 years
Ultimate spread
0.5–1 metres
Growing conditions
Chalk
Loam
Sand
Moisture
Well–drained
pH
Alkaline, Neutral, Acid
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer Red Grey Green
Autumn Green
Winter
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H7
Botanical details
Family
Papaveraceae
Native to the UK
No
Foliage
Deciduous
Habit
Clump forming
Genus

Papaver can be annuals, biennials or herbaceous perennials with simple or pinnately divided leaves and short-lived, saucer-shaped, 4-petalled flowers which may be solitary or in racemes

Name status

Unresolved

How to grow

Cultivation

Grow in fertile well-drained soil in full sun

Propagation

Propagate by seed, sown successionally and in situ from early spring. Thin seedlings as required, but they do not like to be transplanted. Leave some plants to seed after flowering to provide replacements for the next year

Suggested planting locations and garden types
  • City and courtyard gardens
  • Cottage and informal garden
  • Gravel garden
  • Wildflower meadow
  • Wildlife gardens
  • Coastal
  • Bedding
  • Flower borders and beds
Pruning

Deadhead to prolong flowering

Pests

May be susceptible to aphids

Diseases

May be susceptible to downy mildews, powdery mildews, fungal wilts and verticillium wilt

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