• AGM plants

    AGM plants have been through a rigourous 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

Philodendron scandens

Heart-leaf

AGM plants

AGM plants have been through a rigourous 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
Heart-leaf

© � RHS 2003

  • Other common names Heart-leaf
    Heart-leaf philodendron

    Sweetheart plant

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  • Genus Philodendron can be shrubs, trees or climbers, with glossy, leathery, evergreen, simple to pinnately divided leaves, and tiny flowers borne within arum-like white, green or reddish spathes

  • Family Araceae / Araceae

  • Species P. scandens is an evergreen root-climber to 4m in height, with slender-pointed, heart-shaped glossy green leaves to 30cm in length, smaller on juvenile plants. Mature plants may produce green and white flower spathes 15cm in length

Characteristics

  • Foliage Evergreen

  • Habit Climbing

  • Toxicity Ingestion may cause severe discomfort

  • 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)
    Old hardiness ratings

    While we update our systems with the new hardiness ratings you may still see old hardiness ratings in your search results. These are denoted as 'Old'.

    • H1 - Requires heated glass
    • H2 - Requires unheated glass
    • H3 - Hardy outside in some regions of the UK
    • H4 - Hardy throughout the UK
    • H1 + H3 - Requires heated glass but may be grown outside in summer

    For full details of the hardiness ratings see

    see more

    H1a

Colour

Sunlight

  • Partial Shade

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

  • Exposure Sheltered

Soil

  • Chalk

    Chalk

  • Chalk

    Sand

  • MoistureWell-drained

  • SoilChalk, Sand

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height

    2.5-4 metres

  • Ultimate spread

    0.5-1 metres

  • Time to ultimate height

    5-10 years

How to grow

Cultivation Grow under glass or in frost-free enviroment in partial shade. Fast growing climber

Propagation Propagate by seed, stem tip or leaf bud cuttings

Suggested planting locations and garden types Patio & Container Plants

How to care

Pruning No pruning required

Pests May be attacked by scale insects, thrips and glasshouse red spider mite

Diseases Generally disease free

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