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Hyacinthus orientalis 'Ostara' AGM

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© RHS 1999

Characteristics

Plant type

Bulb

Habit

Tufted

Fragrance

Flower

Toxicity

Ingestion may cause severe discomfort; skin irritant

Resilience

Hardiness

H4 (hardy - average winter)

Colour

Flower

Pale Blue and Dark Blue in Spring

Foliage

Dark Green in Spring

Size

Ultimate height

0.1-0.5 metres

Ultimate spread

0-0.1 metre

Time to ultimate height

2-5 years


Preferred common name

hyacinth 'Ostara'

Family

Asparagaceae


Hyacinthus are bulbous perennial with glossy, broadly strap-shaped leaves and fragrant, bell-shaped flowers with recurved petals, borne in loose or dense racemes in spring

'Ostara' is a perennial to 30cm, with dark green foliage and large single violet-blue, pale-edged fragrant flowers in erect spikes

How to grow

Sunlight

  • Full sun
  • Part shade

Aspect

  • South-facing, North-facing, West-facing or East-facing
  • Sheltered

Cultivation

Plant 10cm deep in autumn in any moderately fertile, humus-rich, well-drained soil. Protect container grown bulbs from excessive winter wet

Soil

  • Well-drained or Moist but well-drained
  • Acid, Alkaline or Neutral
  • Chalk, Clay, Sand or Loam

Propagation

Propagate by removing offsets when dormant in summer

Suggested planting locations and garden types

City/Courtyard Gardens, Cottage/Informal Garden, Flower borders and beds, Mediterranean Climate Plants or Patio/Container Plants


How to care

Pruning

No pruning required

Pests

Can get slug damage

Diseases

Generally disease free