Family: Alliaceae
Genus: Allium (AL-ee-um) (Info)
Species: sativum var. ophioscorodon
Cultivar: German Stiffneck
Additional cultivar information: (aka German Extra-Hardy, German White, German Porcelain)
 2 vendors have this plant for sale.
2 members have or want this plant for trade. Category:
Bulbs
Vegetables
Herbs
Height:
18-24 in. (45-60 cm)
Spacing:
6-9 in. (15-22 cm)
Hardiness:
USDA Zone 3a: to -39.9 °C (-40 °F)
USDA Zone 3b: to -37.2 °C (-35 °F)
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)
Sun Exposure:
Full Sun
Danger:
N/A
Bloom Color:
Inconspicuous/none
Bloom Time:
N/A
Foliage:
Grown for foliage
Herbaceous
Other details:
Average Water Needs; Water regularly; do not overwater
Soil pH requirements:
6.6 to 7.5 (neutral)
Patent Information:
Unknown - Tell us
Propagation Methods:
By dividing the bulb's scales
Seed Collecting:
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed
| 
