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Allium 'Millenium' - Millenium ornamental onion from New Moon Nurseries

Allium 'Millenium'

Millenium ornamental onion

unknown parentage


Easily grown dry to medium moisture soils that must be well-drained. Prefers full sun, but will succeed in part shade. Tolerates a wide range of soils,  Non-invasive due to low fertility.  Foliage grows 6-8" tall, with flower stems rising 15-20" above from July to August with purple flowers.  Deer and rabbit resistant, but very attractive to butterflies and pollinators.  Voted 2018 Perennial Plant of the Year by The Perennial Plant Association. 


12-18 in


12-18 in


12 in

USDA Hardiness Zone:

5 - 8

Bloom Color:


Allium 'Millenium' Characteristics

Attracts Wildlife

  • Butterflies
  • Songbirds
  • Pollinators
  • Hummingbirds


  • Drought Tolerant
  • Dried Flower
  • Cut Flower
  • Rock Garden
  • Long Blooming


  • Full Sun to Partial Shade

Deer Resistant

  • Deer Resistant

Flowering Months

  • August
  • July

Foliage Color

  • Green

Growth Rate

  • Fast

Season of Interest (Foliage)

  • Summer
  • Spring

Soil Moisture Preference

  • Dry to Moist

Substitutions for Allium 'Millenium'

Summer Beauty ornamental onion Summer Beauty ornamental onion (Allium lusitanicum 'Summer Beauty')