EUPHORBIA characias 'Silver Swan'

Commonly known as Spurge, Wolf's milk

Dazzling silver variegated foliage and silver variegated flower heads
Further Reading....
  • Evergreen
    Leaves to 13cm (5in)
  • White
    Silver white
  • Height
    1m (39in)
  • Spread
    1m (39in)
  • Herbaceous
    Early in the year, typically January till end of March, herbaceous plants might be supplied in 9cm pots to ensure timely despatch.
    Perennial with strong, upright stems.
  • Hardy - average winter
    Hardy through most of the UK apart from inland valleys, at altitude and central/northerly locations. May suffer foliage damage and stem dieback in harsh winters in cold gardens. Plant can withstand temperatures down to -10°C (14°F)
  • Full sun
  • Caution, toxic if eaten, may cause skin allergy or irritant
    These plants are toxic if eaten and may also cause a skin allergy, rash, irritation to eyes and skin.

 

  • Additional Features
    Good to know
    Cultivar of subsp. characias. Wildlife plant - insects but flowers shy to open
    Pests & Diseases
    Aphids, grey mould.
    Place of origin
    Garden origin. UK. Sport found by Dr. D. Willis, Yorkshire.
  • Hardiness
    Frost hardy (down to -5)
  • Leaf Colour (if not green)
    Silver variegated
  • Leaf margin
    Entire
    (see photos above)
  • Leaf shape
    Linear
    (see photos above)
    Obovate
    (see photos above)
  • Pruning group
    Pruning group 4
    Suitable for: Deciduous trees and shrubs that flower on current year's growth or are grown for winter stem effect.
    Pruning: Hard prune to a low permanent framework.
    When: Annually in early Spring.

    RHS group 5, 6 & 7
  • Seasonal Interest
    Autumn
    Spring
    Summer
    Winter
  • Soil Conditions
    Medium to light, fertile, well drained soil
  • Wildlife
    Bee friendly
    Rabbit Resistant
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
1m (39in)
Herbaceous - guide for size not form Watering Can
  1m (39in)
 

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