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Hyacinthus orientalis 'General Köhler' (d)
  • RHS AGM

A spring-flowering bulbous perennial with strap-shaped, glossy green, semi-erect leaves and a dense cylindrical spike of fragrant, double, pale blue flowers with a darker central stripe

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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
Clay
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Blue Green
Summer
Autumn
Winter
Position
  • Full sun
  • Partial shade
Aspect

East–facing or North–facing or South–facing or West–facing

Exposure
Sheltered
Hardiness
H4
Botanical details
Family
Asparagaceae
Native to the UK
No
Foliage
Deciduous
Habit
Columnar upright
Potentially harmful
Skin irritant. Wear gloves and other protective equipment when handling
Genus

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

Name status

Unresolved

How to grow

Cultivation

Plant 10cm deep in autumn in any moderately fertile, humus-rich, well-drained soil. Will not flower in full shade. Protect container grown bulbs from excessive winter wet. Bulbs for indoor displays need to be specially prepared; plant labels will normally indicate whether the bulb is suitable for indoor use. See hyacinth cultivation

Propagation

Propagate by removing offsets when dormant in summer

Suggested planting locations and garden types
  • City and courtyard gardens
  • Cottage and informal garden
  • Houseplants
  • Patio and container plants
  • Conservatory and greenhouse
  • Cut flowers
  • Flower borders and beds
  • Underplanting of roses and shrubs
Pruning

No pruning required

Pests

May be susceptible to slugs and snails

Diseases

Generally disease-free

Get involved

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