• 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

Ranunculus aquatilis

common water crowfoot

  • Other common names common water crowfoot
    lodewort

    ram's foot
    ram's wort
    water anemone
    water buttercup
    water crowfoot
    water snowcups

    see more
  • Family Ranunculaceae

  • Genus Ranunculus can be annuals, biennials, evergreen or herbaceous perennials, with rhizomes, tubers or spreading by runners. The leaves are variable but often palmately lobed or dissected and the flowers usually bowl-shaped

  • Details R. aquatilis is a short-lived aquatic perennial with submerged leaves divided into thread-like segments, and palmately lobed floating leaves, and solitary white flowers 2cm across in summer

Characteristics

  • Foliage Evergreen

  • Habit Mat forming

  • 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)

    H7

Colour

Sunlight

  • Full Sun

  • Aspect South-facing or West-facing

  • Exposure Exposed or Sheltered

Soil

  • Sand

    Sand

  • Clay

    Clay

  • Loam

    Loam

  • MoisturePoorly-drained

  • SoilSand, Clay, Loam

  • pHNeutral, Acid, Alkaline

Size

  • Ultimate height Up to 10 cm

  • Ultimate spread 0.1-0.5 metres

  • Time to ultimate height 1-2 years

How to grow

Cultivation Grow in muddy pool margins in water 15-60cm deep, in full sun. Will grow in still or slow moving water

Propagation Propagate by seed sown as soon as ripe

Suggested planting locations and garden types Low Maintenance Wildlife Gardens

How to care

Pruning Cut back after flowering

Pests Generally pest free

Diseases May be attacked by powdery mildews

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