Allium, Ornamental Onion, Ornamental Allium 'Millennium'

Alliumx nutans

Family
Amaryllidaceae (am-uh-ril-id-AY-see-ee)
Genus
Allium (AL-ee-um)
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Herbaceous
Shiny/Glossy
Height
12-18 in. (30-45 cm)
Spacing
9-12 in. (22-30 cm)
Hardiness
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
Danger
N/A
Bloom Color
Medium Purple
Bloom Time
Late Summer/Early Fall
Other Details
Category
Alpines and Rock Gardens
Bulbs
Perennials
Water Requirements
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Grow outdoors year-round in hardiness zone
Bloom Characteristics
Flowers are good for cutting
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant
Bloom Size
Other details
Soil pH requirements
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Seed Collecting
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
Regional

This plant is said to grow outdoors in the following regions:

Weaverville, North Carolina

Lanexa, Virginia

Featured Videos

Gardener's Notes:

1
positive
1
neutral
0
negative
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D
Lanexa, VA | February 2018 | positive

I love this plant. It is currently coming up for 3rd year in my garden. It is a clump forming perennial with thin dark green strap foliag...Read More

S
S
(Zone 7b) | January 2006 | neutral

Plant Delights. Their write-up is as follows:

"This stunning A. nutans hybrid comes from the Onion Man, Mark McDonough. A...Read More

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(Macrurocampa marthesia)
Pied Butcherbird
(Cracticus nigrogularis)