Family: Liliaceae (lil-ee-AY-see-ay) (Info)
Genus: Hosta (HOSS-tuh) (Info)
Cultivar: Blue Danube
Hybridized by Smith/BHHS; Year of Registration or Introduction: 1989
 One vendor has this plant for sale.
Plant Size (check one):
Small (leaf 6.0-25 square inches; plant 6”-10” tall)
Spacing:
36-48 in. (90-120 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)
USDA Zone 9a: to -6.6 °C (20 °F)
Sun Exposure:
Partial to Full Shade
Full Shade
Other details:
Average Water Needs; Water regularly; do not overwater
Seed Collecting:
Allow pods to dry on plant; break open to collect seeds
Growing Habit:
Mound-like
Growth Rate:
Slow
Leaf Shape:
Broadly Ovate
Leaf Appearance:
Corrugated
Degree to which the appearance is present:
Lightly
Moderately
Leaf Texture (top):
Glaucous Bloom
Leaf Texture (bottom):
Glaucous Bloom
Leaf Substance:
1 (Thick)
Leaf Color:
Intensely Blue-Green
Color of Leaf Margin:
No margin
Number of Vein Pairs:
12 to 15
Appearance of Margin:
Slightly Rippled
Margin Width:
No margin
Bloom Time:
Mid
Mid/Late
Flower Shape:
Bell
Flower Fragrance:
No fragrance
Does it set seed?:
Unknown - Tell us
Bloom Color:
Pale Purple
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