• 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

Asparagus setaceus

asparagus fern

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
  • Other common names asparagus fern
    feathery asparagus

    lace fern
    fern asparagus

    see more
  • Family Asparagaceae

  • Genus Asparagus can be evergreen or deciduous perennials or subshrubs, sometimes climbing, with tuberous rootstock. Stems bear both inconspicuous scale-like leaves and larger, leaf-like phylloclades, with small white or pinkish flowers followed by red berries

  • Details A. setaceus is a bushy tuberous perennial developing twining stems to 2.5m tall, with fine feathery bright green foliage, small white flowers and deep purple berries

  • Plant range South and East Africa

Characteristics

  • Foliage Evergreen

  • Habit Climbing

  • Toxicity Contact with skin may cause an allergic reaction

  • 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)

    H2

Colour

Sunlight

  • Partial Shade

  • Aspect South-facing or West-facing

  • Exposure Sheltered

Soil

  • Chalk

    Chalk

  • Clay

    Clay

  • Sand

    Sand

  • Loam

    Loam

  • MoistureWell-drained, Moist but well-drained

  • SoilChalk, Clay, Sand, Loam

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 1.5-2.5 metres

  • Ultimate spread 0.1-0.5 metres

  • Time to ultimate height 2-5 years

How to grow

Cultivation Under glass grow in a loam based potting compost such as John Innes No.2 in bright filtered light sheltered from hot sun. Keep frost free. Water freely from spring to mid-autumn; water more sparingly in winter. Pot on in spring. Provide support

Propagation Propagate by seed in autumn or early spring, germinate at 16°C (61°F). Divide in early spring

Suggested planting locations and garden types Architectural Patio & Container Plants

How to care

Pruning No pruning required

Pests May be damaged by glasshouse red spider mite, mealybugs, tortrix moth and scale insects

Diseases Generally disease free

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