Hostas Hosta Plant Records: Blue Mammoth, http://www.hostalibrary.org/b/bluem.html

Hosta Cultivar (Name): Blue Mammoth

Origin: sieboldiana x

Registered?
NR - Not Registered

Originator: Aden, Paul

Mound General size
Giant (greater than 28" height)

Mound Habits
Growth Rate Slow
Proportions (w x h) about Equal

Mound Size per AHS (W x H), in inches: 54 x 48

Leaf Shape
Broadly Ovate
Base Heart-Shaped

Leaf Detail
Substance - Thick
Corrugated, Seer-suckered, Dimpled
Cupped (edges downward)
Sculpted, Extra 3-D (veins, etc.)
Waxy

Color
Blue

Flower
Near White
Shape - Funnel

Bloom Time (mid-USA)
June

Other Information
slug-resistant

Patented (PPAF)?
No

AHS Registration link: none

Hosta Library link: http://www.hostalibrary.org/b/bluem.html

MyHostas Database link: http://myhostas.be/db/view/Blue Mammoth

Hardiness (Sun Tolerance)
Tolerates More Sun than most

Hardiness (Zones) Note: still populating field*
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)

Image
(Image by AlwaysWeeding)
"Blue Mammoth leaf"
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Image
(Image by AlwaysWeeding)
"Blue Mammoth"
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Image
(Image by kitgary)
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