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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 other protective equipment when 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

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How to grow

Cultivation

Ideal for naturalising in grass or a gravel garden in full sun and a well-drained soil. Plant bulbs two to three times their depth. Please see bulb cultivation page

Propagation

Propagate by seed, sown in pots in a cold frame when ripe, keep shaded and do not allow to dry out. Alternatively remove offsets in summer. See bulb propagation

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

Generally disease-free

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