Family: Alliaceae
Genus: Allium (AL-ee-um) (Info)
Species: nigrum (NY-grum) (Info)
Synonym:Allium multibulbosum
 2 vendors have this plant for sale.
One member has or wants this plant for trade. Category:
Bulbs
Perennials
Height:
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
Spacing:
6-9 in. (15-22 cm)
9-12 in. (22-30 cm)
Hardiness:
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
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)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Sun Exposure:
Full Sun
Sun to Partial Shade
Danger:
Unknown - Tell us
Bloom Color:
Pink
Purple
White/Near White
Bloom Time:
Late Spring/Early Summer
Mid Summer
Foliage:
Herbaceous
Smooth-Textured
Rubbery-Textured
Other details:
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant
Drought-tolerant; suitable for xeriscaping
Average Water Needs; Water regularly; do not overwater
This plant is resistant to deer
Flowers are good for cutting
Flowers are good for drying and preserving
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:
Non-patented
Propagation Methods:
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From seed; sow indoors before last frost
Seed Collecting:
Bag seedheads to capture ripening seed
Allow seedheads to dry on plants; remove and collect seeds
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