Ornamental Onion
Allium 'Millenium'
Grow conditions
- Sunlight
- Full sun to partial shade
- Hardiness zone
- 4-9
- Min. Temperature
- −22°F (−30°C)
- Soil type
- Well drained
Plant traits
Mature height12-15 feet
Mature spread1-2 feet
Plant typePerennials
Bloom seasonSummer
Tolerance & safety
Drought tolerantYes
Pet safeToxic
Deer resistantYes
Pollinator-friendlyUnknown
Visualize this plant in your garden
See how Ornamental Onion would look in your yard with Neighborbrite.