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Herbaceous Perennial

Sisyrinchium striatum

pale yellow-eyed grass

A clump-forming perennial, to 80cm tall, with fans of grey-green, narrow, linear to lance-shaped leaves. In summer, stiff, upright stems carry clusters of pale yellow, star-shaped flowers along their length

Other common names
yellow Mexican satin flower
Synonyms
Phaiophleps nigricans
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Size
Ultimate height
0.5–1 metres
Time to ultimate height
2–5 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green Grey Silver
Summer Cream Yellow Green Grey Silver
Autumn Green Grey Silver
Winter Green Grey Silver
Position
  • Full sun
Aspect

South–facing or East–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H4
Botanical details
Family
Iridaceae
Native to GB / Ireland
No
Foliage
Semi evergreen
Habit
Bushy
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

Plant range
Argentina, Chile

How to grow

Cultivation

Grows best in sun in a well-drained, moist soil. Dislikes wet winters and excessively cold temperatures. May have the potential to become a nuisance as seeds prolifically

Propagation

Propagate by seed or by division

Suggested planting locations and garden types
  • City and courtyard gardens
  • Gravel garden
  • Cottage and informal garden
  • Flower borders and beds
Pruning

Remove old, blackened foliage after flowering

Pests

Generally pest-free

Diseases

Generally disease-free

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