• 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

Abelia × grandiflora

glossy abelia

glossy abelia

© RHS

  • Other common names glossy abelia

  • Synonyms Abelia rupestris misapplied
    Abelia rupestris var. grandiflora

    Abelia zanderi misapplied

    see more
  • Family Caprifoliaceae

  • Genus Abelia can be deciduous or evergreen shrubs or small trees, with paired or whorled leaves and axillary or terminal clusters of funnel-shaped or trumpet-shaped flowers in summer and autumn, sometimes with conspicuous, colourful calyces

  • Details A. × grandiflora is a medium-sized semi-evergreen shrub to 3m, with arching branches, bearing small glossy oval leaves and clusters of pale pink, slightly fragrant flowers over a long period from mid-summer

Characteristics

  • Foliage Evergreen

  • Habit Bushy

  • 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)

    H5

Colour

Sunlight

  • Full Sun

  • Aspect South-facing or East-facing

  • Exposure Sheltered

Soil

  • Chalk

    Sand

  • Chalk

    Chalk

  • Chalk

    Loam

  • MoistureMoist but well-drained

  • SoilSand, Chalk, Loam

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 2.5-4 metres

  • Ultimate spread 2.5-4 metres

  • Time to ultimate height 10-20 years

How to grow

Cultivation Very easy to grow in reasonable conditions although not fully hardy; requires a sheltered, sunny position

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

Suggested planting locations and garden types Low Maintenance Wall-side Borders City & Courtyard Gardens

How to care

Pruning Pruning group 8. May need hard pruning (Pruning Group 6) every 3 to 4 years

Pests Generally pest free

Diseases Generally disease free

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