• 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

Lagerstroemia indica

crape myrtle

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
crape myrtle

© RHS

  • Other common names crape myrtle
    crepe flower

    Indian crape myrtle

    see more
  • Family Lythraceae

  • Genus Lagerstroemia can be deciduous or evergreen trees or shrubs, with simple leaves and conical panicles of flowers with ruffled petals; some have attractive peeling bark

  • Details L. indica is an upright, deciduous tree or large shrub with peeling brown and grey bark and, 8cm long, dark green leaves which are bronze when young. The crinkly, white, pink or purple flowers are produced from summer to autumn in showy, conical panicles up to 20cm long

  • Plant range China, Korea

Characteristics

  • Foliage Deciduous

  • 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 West-facing

  • Exposure Sheltered

Soil

  • Sand

    Sand

  • Chalk

    Chalk

  • Loam

    Loam

  • MoistureWell-drained

  • SoilSand, Chalk, Loam

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 4-8 metres

  • Ultimate spread 4-8 metres

  • Time to ultimate height 20-50 years

How to grow

Cultivation In frost-prone areas grow against a warm, sunny wall or overwinter in a cool or temperate greenhouse. Needs a moderately fertile, well-drained soil in full sun

Propagation Propagate by seed sown at 10°C in spring, or by softwood cuttings in late spring, or semi-ripe cuttings with bottom heat in summer

Suggested planting locations and garden types Wall-side Borders City & Courtyard Gardens Coastal Patio & Container Plants Mediterranean Climate Plants

How to care

Pruning Pruning group 1, but will tolerate hard pruning if needed

Pests Mealybugs, glasshouse red spider mite and glasshouse whitefly may be a problem under glass

Diseases Generally disease free

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