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Allium amplectens 'Graceful Beauty'
  • RHS Plants for pollinators

narrowleaf onion 'Graceful Beauty'

Perennial bulb with strap-shaped, deciduous foliage. In late spring, globe-shaped flowerheads, up to 7cm across, comprising starry white 6-petalled flowers with lavender stamens and purple anthers, are borne above the foliage

Synonyms
Allium 'Graceful'
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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 White Green
Summer Green
Autumn
Winter
Position
  • Full sun
Aspect

West–facing or East–facing or South–facing

Exposure
Sheltered
Hardiness
H5
Botanical details
Family
Amaryllidaceae
Native to the UK
No
Foliage
Deciduous
Habit
Clump forming
Genus

Allium are bulbous herbaceous perennials with a strong onion or garlic scent, linear, strap-shaped or cylindrical basal leaves and star-shaped or bell-shaped flowers in an umbel on a leafless stem

Name status

Accepted

How to grow

Cultivation

Easy to grow in fertile well-drained soil. Add grit when grown in clay soils to improve drainage. See allium cultivation

Propagation

Remove offsets in autumn

Suggested planting locations and garden types
  • Cottage and informal garden
  • Gravel garden
  • Rock garden
  • Patio and container plants
  • Wildlife gardens
  • Flower borders and beds
Pruning

No pruning required, the dead seedheads are attractive

Pests

Generally pest-free

Diseases

Onion white rot and a downy mildew may occur

Get involved

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