• 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

Osteospermum jucundum 'Merriments Joy'

African daisy 'Merriments Joy'

© RHS 1995
  • Other common names African daisy 'Merriments Joy'

  • Synonyms Osteospermum Merriments dark seedling
    Osteospermum 'Merriments Joy'

  • Family Asteraceae

  • Genus Osteospermum can be annuals, perennials or sub-shrubs, with aromatic, evergreen, simple or lobed leaves and showy daisy-like flowers over a long period from late spring

  • Details 'Merriments Joy' is a robust perennial with light green, narrow leaves and 6cm in width pinkish-purple flowerheads with yellow centres

Characteristics

  • Foliage Evergreen

  • Habit Bushy

  • 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)

    H3

Colour

Sunlight

  • Full Sun

  • Aspect South-facing or East-facing

  • Exposure Exposed or Sheltered

Soil

  • Chalk

    Chalk

  • Loam

    Loam

  • Sand

    Sand

  • MoistureWell-drained

  • SoilChalk, Loam, Sand

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 0.1-0.5 metres

  • Ultimate spread 0.1-0.5 metres

  • Time to ultimate height 2-5 years

How to grow

Cultivation Grow in light, moderately fertile, well-drained soil in a warm, sunny position. In frosty areas overwinter cuttings under glass

Propagation Propagate by softwood cuttings in late spring or semi-hardwood cuttings in late summer

Suggested planting locations and garden types Flower borders and beds City & Courtyard Gardens Coastal Cottage & Informal Garden Gravel Garden Mediterranean Climate Plants Patio & Container Plants

How to care

Pruning No pruning required

Pests Aphids may be a problem

Diseases May be subject to a downy mildew and Verticillium wilt

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