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Herbaceous Perennial

Sisyrinchium angustifolium f. album

A compact perennial to 25cm high forming small clumps of narrow, grass-like, dark green foliage and bearing clusters of small, star-like, white flowers with yellow eyes from late spring intil late summer

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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Loam
Sand
Moisture
Well–drained
pH
Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring White Yellow Green
Summer White Yellow Green
Autumn Green
Winter Green
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H4
Botanical details
Family
Iridaceae
Native to the UK
No
Foliage
Semi evergreen
Habit
Tufted, Clump forming
Genus

Sisyrinchium can be annuals or rhizomatous perennials forming a clump of narrowly sword-shaped leaves with erect stems carrying solitary or clustered, star-shaped or bell-shaped flowers in spring or summer

Name status

Correct

How to grow

Cultivation

Grow in a poor to moderately fertile, well-drained, neutral to slightly alkaline soil in full sun. Protect from excessive winter wet

Propagation

Propagate by seed or by division

Suggested planting locations and garden types
  • City and courtyard gardens
  • Cottage and informal garden
  • Patio and container plants
  • Rock garden
  • Flower borders and beds
  • Garden edging
Pruning

No pruning required

Pests

Generally pest-free

Diseases

May be susceptible to root rot

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