• AGM plants

    AGM plants have been through a rigourous trial and assessment programme. They are:

    • Excellent for ordinary use in appropriate conditions
    • Available to buy
    • Of good constitution
    • Essentially stable in form & colour
    • Reasonably resistant to pests & diseases

Eschscholzia californica

California poppy

California poppy

© � RHS

  • Other common names California poppy
    California sunlight

    Cup of gold
    Golden cup

    see more
  • Genus Eschscholzia can be annuals or perennials, with finely divided leaves and solitary, long-stalked, poppy-like yellow, orange or red flowers, followed by conspicuous long seed-pods

  • Family Papaveraceae / Papaveraceae

  • Species E. californica is a vigorous bushy, spreading annual to 30cm, with finely divided blue-green leaves and orange, yellow or red flowers to 7cm across in summer

  • Plant range USA, India

Characteristics

  • Foliage Deciduous

  • Habit Bushy

Colour

Sunlight

  • Full Sun

  • Aspect South-facing or West-facing

  • Exposure Sheltered or Exposed

Soil

  • Chalk

    Loam

  • Chalk

    Sand

  • MoistureWell-drained

  • SoilLoam, Sand

  • pHAcid, Neutral, Alkaline

Size

  • Ultimate height

    0.1-0.5 metres

  • Ultimate spread

    0.1-0.5 metres

  • Time to ultimate height

    1-2 years

How to grow

Cultivation Will thrive in poor, well-drained soil but they need full sun for the flowers to open. Can be grown as a drought-tolerant pot plant. Good for exposed or coastal areas

Propagation Propagate by seed sown in succession from mid-spring onwards

Suggested planting locations and garden types Flower borders and beds Cut Flowers Cottage & Informal Garden Gravel Garden Rock Garden

How to care

Pruning Cut back after flowering

Pests Generally pest free

Diseases Generally disease free

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