• AGM plants

    AGM plants have been through a rigorous 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

Primula prolifera (Pf)

candelabra primrose

AGM plants

AGM plants have been through a rigorous 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
candelabra primrose

© RHS

  • Other common names candelabra primrose
    glory of the bog

    glory of the marsh

    see more
  • Synonyms Primula helodoxa
    Primula ianthina

    Primula prolifera helodoxa
    Primula prolifera var. ianthina
    Primula smithiana

    see more
  • Family Primulaceae

  • Genus Primula are herbaceous or semi-evergreen perennials, forming a basal rosette of simple leaves, with salver-shaped or bell-shaped flowers which may be solitary or carried in an umbel or in whorls on an erect stem

  • Horticultural Group Proliferae section primulas are moisture-loving herbaceous or semi-evergreen perennials forming a rosette of basal leaves, with erect stems each carrying several whorls of salver-shaped flowers

  • Details P.prolifera is an evergreen perennial to 75cm, with a rosette of deep green spoon-shaped leaves and erect stems with several whorls of fragrant bright golden-yellow flowers 2.5cm in width

  • Plant range E Himalaya to Indonesia

Characteristics

  • Foliage Evergreen

  • Habit Clump-forming

  • Fragrance Flower

  • 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)

    H4

Colour

Sunlight

  • Full Sun

  • Partial Shade

  • Aspect East-facing or South-facing or West-facing

  • Exposure Exposed or Sheltered

Soil

  • Loam

    Loam

  • MoisturePoorly-drained

  • SoilLoam

  • pHNeutral, Acid

Size

  • Ultimate height 0.5-1 metres

  • Ultimate spread 0.1-0.5 metres

  • Time to ultimate height 2-5 years

How to grow

Cultivation Grow in deep, fertile reliably moist soil in partial shade or sun

Propagation Propagate by division in early spring

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

How to care

Pruning Cut back after flowering

Pests May be attacked by aphids, vine weevil, slugs and glasshouse red spider mite

Diseases Generally disease free

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