• 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

Daboecia cantabrica subsp. scotica 'Silverwells'

Irish heath 'Silverwells'

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
Irish heath 'Silverwells'

© RHS 2002

  • Other common names Irish heath 'Silverwells'

  • Synonyms Daboecia azorica 'Silverwells'
    Daboecia × scotica 'Silverwells'

  • Family Ericaceae

  • Genus Daboecia are dwarf evergreen shrubs with small, leathery dark green leaves, paler beneath, and terminal racemes or panicles of relatively large, nodding, urn-shaped flowers from early summer to autumn

  • Details 'Silverwells' is a compact, spreading dwarf evergreen shrub to 15cm in height, with small, dark green leaves and erect racemes of white, urn-shaped flowers to 10mm in length from late summer to early autumn

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)

    H5

Colour

Sunlight

  • Full Sun

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

  • Exposure Exposed or Sheltered

Soil

  • Sand

    Sand

  • Loam

    Loam

  • MoistureWell-drained

  • SoilSand, Loam

  • pHAcid, Neutral

Size

  • Ultimate height 0.1-0.5 metres

  • Ultimate spread 0.1-0.5 metres

  • Time to ultimate height 5-10 years

How to grow

Cultivation Grows well in acid soil but will tolerate neutral sites. Tolerant of partial shade. Can be grown in containers in ericaceous compost

Propagation Propagate by semi-hardwood cuttings in midsummer

Suggested planting locations and garden types Banks and Slopes Flower borders and beds Ground Cover City & Courtyard Gardens Coastal Cottage & Informal Garden Patio & Container Plants Rock Garden

How to care

Pruning Pruning group 10 in early to mid spring

Pests Generally pest free

Diseases Generally disease free

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