Ornamental Onion (Allium 'Millenium') - Growing Guide | Neighborbrite

Ornamental Onion (Allium 'Millenium') - Perennials

Grow conditions

Sunlight

Full sun

Hardiness zone

4-9

Min. Temperature

−29°F (−34°C)

Soil type

Loam, Well drained

Soil pH

Neutral, Alkaline

Ornamental Onion

Allium 'Millenium'

Grow conditions

Sunlight: Full sun
Hardiness zone: 4-9
Min. Temperature: −29°F (−34°C)
Soil type: Loam, Well drained
Soil pH: Neutral, Alkaline

Plant traits

Mature height12-15 inches

Mature spread12-15 inches

Plant typePerennials

Bloom seasonSummer

Foliage typeDeciduous

Tolerance & safety

Drought tolerant✅Yes

Pet safe❌Toxic

Deer resistant✅Yes

Pollinator-friendly—Unknown

Ornamental Onion (Allium 'Millenium') - Perennials

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Ornamental Onion (Allium 'Millenium') - Perennials

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