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Alpine RockeryGrass Like

Sisyrinchium 'E.K. Balls'

blue-eyed grass 'E.K. Balls'

A clump-forming, semi-evergreen perennial with fans of narrowly sword-shaped leaves to 25cm long. Throughout summer, erect stems bear a succession of star-shaped, purple flowers to 2cm across

Synonyms
Sisyrinchium 'Ball's Mauve'
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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 Green
Summer Purple Green
Autumn Green
Winter
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Exposed or Sheltered
Drought resistance
Yes
Hardiness
H5
Botanical details
Family
Iridaceae
Native to the UK
No
Foliage
Semi evergreen
Habit
Tufted
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

Accepted

How to grow

Cultivation

Grow in poor to moderately fertile, well-drained, neutral to slightly alkaline soil in full sun; plants are drought tolerant once established. Protect from excessive winter wet. Suitable for an alpine trough or gravel garden. May have the potential to become a nuisance as seeds prolifically

Propagation

Propagate by division in spring

Suggested planting locations and garden types
  • City and courtyard gardens
  • Gravel garden
  • Patio and container plants
  • Rock garden
  • Flower borders and beds
Pruning

No pruning required

Pests

Generally pest-free

Diseases

May be susceptible to root rot

Get involved

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