Family: Liliaceae (lil-ee-AY-see-ee) (Info)
Genus: Hosta (HOSS-tuh) (Info)
Cultivar: Dark Tower
Hybridized by D. & J. Ward; Year of Registration or Introduction: 1996
» View all varieties of Hostas Plant Size (check one):
Giant (leaf >144 square inches; plant >28” tall)
Spacing:
4-6 ft. (1.2-1.8 m)
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:
Light Shade
Partial to Full Shade
Full Shade
Other details:
Average Water Needs; Water regularly; do not overwater
Patent Information:
Unknown - Tell us
Seed Collecting:
Allow pods to dry on plant; break open to collect seeds
Properly cleaned, seed can be successfully stored
Growing Habit:
Mound-like
Growth Rate:
Medium
Leaf Shape:
Broadly Ovate
Leaf Appearance:
Twisted
Degree to which the appearance is present:
Moderately
Leaf Texture (top):
Dull
Leaf Texture (bottom):
Dull
Leaf Substance:
Unknown - Tell us
Leaf Color:
Dark Green
Color of Leaf Margin:
Unknown - Tell us
Number of Vein Pairs:
12 to 15
Appearance of Margin:
Slightly Rippled
Margin Width:
Unknown - Tell us
Bloom Time:
Early/Mid
Flower Shape:
Tubular
Flower Fragrance:
No fragrance
Does it set seed?:
Yes; seed is viable
Bloom Color:
Near White
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