• 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

Anthriscus sylvestris 'Ravenswing'

cow parsley 'Ravenswing'

  • Other common names cow parsley 'Ravenswing'

  • Family Apiaceae

  • Genus Anthriscus can be annuals, biennials or perennials, with fern-like leaves and umbels of tiny white flowers

  • Details 'Ravenswing' is a decorative cow parsley with deep-purple leaves and pink-tinged flowers. It is a short-lived perennial

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)

    H6

Colour

Sunlight

  • Full Sun

  • Partial Shade

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

  • Exposure Sheltered or Exposed

Soil

  • Chalk

    Chalk

  • Loam

    Loam

  • Sand

    Sand

  • Clay

    Clay

  • MoistureWell-drained, Moist but well-drained

  • SoilChalk, Loam, Sand, Clay

  • pHAcid, Alkaline, Neutral

Size

  • Ultimate height 1-1.5 metres

  • Ultimate spread 0.1-0.5 metres

  • Time to ultimate height 1-2 years

How to grow

Cultivation Grow in any well-drained soil in full sun or partial shade. Cut down to near ground level in early autumn and mulch well

Propagation Propagate by seed; sow seeds in a cold frame in autumn or spring and select dark-leaved seedlings

Suggested planting locations and garden types Flower borders and beds Wildflower meadow Wildlife Gardens Cottage & Informal Garden

How to care

Pruning Deadhead to prevent prolific self-seeding

Pests Slugs, snails and caterpillars can damage young growth

Diseases Powdery mildews may be a problem

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