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Silene schafta AGM

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© RHS 2002

Characteristics

Plant type

Alpine/Rockery

Habit

Mat forming

Resilience

Hardiness

H5 (hardy - cold winter)

Colour

Flower

Purple and Dark Pink in Autumn and Summer

Foliage

Green in Autumn, Spring, Summer and Winter

Size

Ultimate height

0.1-0.5 metres

Ultimate spread

0.1-0.5 metres

Time to ultimate height

2-5 years


Preferred common name

autumn catchfly

Family

Caryophyllaceae


Silene can be annuals, biennials or herbaceous or evergreen perennials, with opposite, untoothed leaves and solitary or clustered flowers with 5, usually notched petals

S. schafta is a mat-forming semi-evergreen perennial to 25cm, with bright green lance-shaped leaves and purplish-pink flowers 2cm across, with reddish tubular calyces, borne in small clusters on erect stems from late summer

How to grow

Sunlight

  • Full sun
  • Part shade

Aspect

  • South-facing, North-facing, West-facing or East-facing
  • Exposed or Sheltered

Cultivation

Grow in moderately fertile, well-drained, neutral to alkaline soil in full sun or light shade. Suitable for rock garden, scree bed or alpine house. Resents winter wet

Soil

  • Well-drained
  • Alkaline or Neutral
  • Loam, Chalk or Sand

Propagation

Propagate by seed

Suggested planting locations and garden types

Gravel Garden, Patio/Container Plants, Rock Garden or Coastal


How to care

Pruning

No pruning required

Pests

Generally pest free

Diseases

May be subject to powdery mildews