• 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

Syngonium podophyllum

nephthytis

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
nephthytis

© RHS

  • Other common names nephthytis
    African evergreen

    arrowhead vine

    see more
  • Family Araceae

  • Genus Syngonium are evergreen climbers with aerial roots, grown for their large, ovate to arrow-shaped leaves, becoming pedately-lobed on mature plants; arum-like flowerheads with cream, green or purple spathes, are seldom produced in cultivation

  • Details S. podophyllum is an evergreen climber, to 2m tall, compact when young with large arrow-shaped leaves veined and suffused with silvery-white; adult leaves are divided into 5-11 finger-like leaflets. Arum-like flowerheads with cream spathes may be seen in summer

  • Plant range S America

Characteristics

  • Foliage Evergreen

  • Habit Climbing

  • Toxicity All parts are toxic by ingestion

  • 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)

    H1A

Colour

Sunlight

  • Partial Shade

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

  • Exposure Sheltered

Soil

  • Loam

    Loam

  • MoistureMoist but well-drained

  • SoilLoam

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 1.5-2.5 metres

  • Ultimate spread 0.5-1 metres

  • Time to ultimate height 2-5 years

How to grow

Cultivation Under glass grow in a loamless compost in bright indirect light for green leaved cultivars and bright filtered light for variegated cultivars. Plants require a minimum winter temperature of 15°C. Water freely when in growth and apply a balanced liquid fertiliser every three or four weeks. In the winter water more sparingly

Propagation Propagate from softwood stem tip cuttings and leaf bud cuttings in summer with bottom heat

Suggested planting locations and garden types Patio & Container Plants

How to care

Pruning Plants may be reduced in height where necessary in spring

Pests Can be susceptible to mealybugs and glasshouse red spider mite under glass

Diseases Generally disease free

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