• 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

Howea belmoreana

Belmore sentry palm

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
Belmore sentry palm

© RHS 1999

  • Other common names Belmore sentry palm
    curly palm

  • Family Arecaceae

  • Genus Howea are evergreen palms with solitary stems bearing large, long-stalked, pinnate leaves composed of linear segments; with small star-shaped flowers borne in pendulous axillary clusters of spikes, followed by small oval fruits

  • Details H. belmoreana is a medium-sized palm with ringed trunk and arching pinnate leaves to 2m long with slender pinnae; pendant pale brown male flowers and green female flowers appear in summer

  • Plant range Lord Howe Is., Australia

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)

    H1B

Colour

Sunlight

  • Full Sun

  • Partial Shade

  • Aspect South-facing or West-facing

  • Exposure Sheltered

Soil

  • Sand

    Sand

  • Loam

    Loam

  • MoistureMoist but well-drained

  • SoilSand, Loam

  • pHNeutral

Size

  • Ultimate height 4-8 metres

  • Ultimate spread 2.5-4 metres

  • Time to ultimate height 20-50 years

How to grow

Cultivation Grow under glass in a loam-based potting compost such as John Innes Number 2 with equal parts pulverised bark and leaf mould, in full light. Provide moderate humidity and apply a balanced liquid fertiliser. Water sparingly in winter and top dress or pot on in spring. Repotting will not need to be done often, as it is a slow growing plant

Propagation Propagate by seed sown at 26°C (76°F) as soon as it is ripe

Suggested planting locations and garden types Coastal Architectural

How to care

Pruning No pruning required

Pests Prone to scale and glasshouse red spider mite

Diseases Generally trouble free

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