• 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

Oenothera fruticosa 'Fyrverkeri'

Evening primrose 'Fyrverkeri'

Evening primrose 'Fyrverkeri'

© � RHS 2002

  • Other common names Evening primrose 'Fyrverkeri'

  • Synonyms Oenothera fruticosa FIREWORKS
    Oenothera fruticosa 'Fireworks'

    Oenothera tetragona 'Fireworks'

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  • Genus Oenothera can be annuals, biennials or perennials, upright or spreading in habit, with simple or lobed leaves and bowl-shaped, white, yellow or pink flowers over a long period in summer

  • Family Onagraceae / Onagraceae

  • Species 'Fyrverkeri' is an erect herbaceous perennial to 50cm in height, with lance-shaped bronze-tinted leaves on purplish stems. Terminal racemes of bright yellow flowers 5cm in width open from reddish buds


  • Foliage Deciduous

  • Habit Columnar_Upright#Columnar/Upright



  • Full Sun

  • Aspect South-facing

  • Exposure Exposed or Sheltered


  • Chalk


  • Chalk


  • Chalk


  • MoistureWell-drained

  • SoilSand, Loam, Chalk

  • pHAcid, Alkaline, Neutral


  • Ultimate height

    0.5-1 metres

  • Ultimate spread

    0.5-1 metres

  • Time to ultimate height

    2-5 years

How to grow

Cultivation Grow in moderately fertile soil that is well-drained, ideal for stony sites in full sun as drought-tolerant

Propagation Propagate by division in early spring or autumn. Propagate by softwood cuttings of non-flowering shoots from late spring to midsummer

Suggested planting locations and garden types Drought Resistant Flower borders and beds Cottage & Informal Garden Gravel Garden Wildlife Gardens Rock Garden

How to care

Pruning Cut back after flowering

Pests Generally pest free

Diseases May be subject to powdery mildews and a leaf spot

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