Allium 'Gladiator'
allium 'Gladiator'
Bulbous perennial to 1m in height, with long, strap-shaped grey-green leaves, dying back at flowering time, and dense rounded clusters of starry light lavender-purple flowers, to 20cm across, borne on strong, straight stems in early summer
Size
Ultimate height
1–1.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.1–0.5 metresGrowing conditions
Moisture
Moist but well–drained, °Â±ð±ô±ô–d°ù²¹¾±²Ô±ð»åpH
Acid, Alkaline, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | Green | |||
---|---|---|---|---|
Summer | Purple | Green | ||
Autumn | ||||
Winter |
Position
- Full sun
Aspect
South–facing or °Â±ð²õ³Ù–f²¹³¦¾±²Ô²µ
Exposure
Sheltered Hardiness
H6Botanical 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
Grow in full sun and fertile well-drained soil. It is best to grow in containers where garden soil is heavy clay and prone to saturation over winter. See allium cultivation
Propagation
Propagate by offsets which can be carefully detached by lifting the bulb after flowering has finished. See bulb propagation
Suggested planting locations and garden types
- Cottage and informal garden
- City and courtyard gardens
- Gravel garden
- Wildlife gardens
- Cut flowers
- Flower borders and beds
Pruning
No pruning required, other than to remove old flowered stems and foliage
Pests
May be susceptible to allium leaf miner and onion fly
Diseases
May be susceptible to onion white rot, and onion downy mildew
Allium 'Gladiator'
allium 'Gladiator'
911±¬ÁÏ
911±¬ÁÏ 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.