• 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

Stewartia pseudocamellia

deciduous camellia

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
deciduous camellia

© RHS 2002

  • Other common names deciduous camellia
    Japanese stewartia

    deciduous stewartia

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  • Family Theaceae

  • Genus Stewartia are deciduous trees or shrubs, often with attractive peeling bark, ovate leaves and showy white flowers; good autumn colour

  • Details S. pseudocamellia is a small deciduous tree to with attractive flaking bark and ovate leaves turning orange and red in autumn. Cupped, 5-petalled, white flowers to 6cm in width borne in the leaf axils

  • Plant range Japan

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)

    H5

Colour

Sunlight

  • Full Sun

  • Partial Shade

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

  • Exposure Sheltered

Soil

  • Chalk

    Loam

  • Chalk

    Sand

  • Chalk

    Clay

  • MoistureWell-drained, Moist but well-drained

  • SoilLoam, Sand, Clay

  • pHAcid, Neutral

Size

  • Ultimate height Higher than 12 metres

  • Ultimate spread wider than 8 metres

  • Time to ultimate height 20-50 years

How to grow

Cultivation Grow in moderately fertile, moist soil and protect from cold drying winds

Propagation Propagate by softwood cuttings in early summer or semi-hardwood cuttings in mid to late summer. Propagate by seed sown outdoors in autumn

Suggested planting locations and garden types Architectural

How to care

Pruning Pruning group 1

Pests Generally pest free

Diseases Generally disease free

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