• 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

Ilex × altaclerensis 'Lawsoniana' (f/v)

holly 'Lawsoniana'

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
holly 'Lawsoniana'

© RHS 2002

  • Other common names holly 'Lawsoniana'

  • Synonyms Ilex aquifolium 'Lawsoniana'

  • Family Aquifoliaceae

  • Genus Ilex can be deciduous or evergreen shrubs and trees with often spiny leaves, small white flowers (male and female usually on separate plants) and, on female plants, showy berries in autumn

  • Details 'Lawsoniana' is a bushy large evergreen shrub or small tree to 6m, with broad, almost spineless leaves splashed with yellow and yellow-green in the centre. Flowers small, dull white; berries dull red

Characteristics

  • Foliage Evergreen

  • Habit Bushy

  • Toxicity Berries may cause mild stomach upset if ingested

  • 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)

    H6

Colour

Sunlight

  • Full Sun

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

  • Exposure Sheltered or Exposed

Soil

  • Chalk

    Sand

  • Chalk

    Clay

  • Chalk

    Chalk

  • Chalk

    Loam

  • MoistureWell-drained, Moist but well-drained

  • SoilSand, Clay, Chalk, Loam

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 4-8 metres

  • Ultimate spread 2.5-4 metres

  • Time to ultimate height 20-50 years

How to grow

Cultivation Easy to grow in a well-drained soil in full sun

Propagation Propagate by seed or semi-hardwood cuttings

Suggested planting locations and garden types Flower borders and beds Cut Flowers Hedging & Screens Low Maintenance Cottage & Informal Garden

How to care

Pruning Pruning group 1

Pests Aphids, scale insects and holly leaf miner may be a problem

Diseases May be subject to holly leaf blight

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