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Scilla siberica
  • RHS AGM

Siberian squill

S. siberica is a bulbous perennial to 20cm in height, with narrow strap-shaped leaves and purplish stems bearing short racemes with 2-5 nodding, bowl-shaped bright blue flowers 1.5cm in width

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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
2–5 years
Ultimate spread
0–0.1 metre
Growing conditions
Chalk
Loam
Sand
Moisture
Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Blue Green
Summer
Autumn
Winter
Position
  • Full sun
  • Partial shade
Aspect

South–facing or East–facing

Exposure
Exposed or Sheltered
Hardiness
H6
Botanical details
Family
Asparagaceae
Native to the UK
No
Foliage
Deciduous
Habit
Clump forming
Potentially harmful
Ingestion may cause severe discomfort. Wear gloves and wash hands after handling
Genus

Scilla are perennial bulbs with narrow basal leaves and erect stems bearing racemes of star-shaped, flat or bell-shaped flowers which are often blue

Name status

Correct

Plant range
Krym to NW Iran

How to grow

Cultivation

Plant bulbs 8-10cm deep in late summer or early autumn in a moderately fertile, humus-rich, well-drained soil in full sun or partial shade

Propagation

Propagate by seed or divide offsets when dormant

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

No pruning required

Pests

Generally pest free

Diseases

May be subject to a virus

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