Allium amplectens 'Graceful Beauty'
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
Size
Ultimate height
0.1–0.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drained, Well–drainedpH
Acid, Alkaline, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | White | Green | ||
---|---|---|---|---|
Summer | Green | |||
Autumn | ||||
Winter |
Position
- Full sun
Aspect
West–facing or East–facing or South–facing
Exposure
Sheltered Hardiness
H5Botanical details
- Family
- Amaryllidaceae
- Native to GB / Ireland
- 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
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.