Daylily 'Mauna Loa'

Hemerocallis

Family
Hemerocallidaceae (hem-er-oh-kal-id-AY-see-ee)
Genus
Hemerocallis (hem-er-oh-KAL-iss)
Synonym
Spacing
18-24 in. (45-60 cm)
Hardiness
15-18 in. (38-45 cm)
Sun Exposure
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)
USDA Zone 9b: to -3.8 °C (25 °F)
Bloom Color
Full Sun
Sun to Partial Shade
Bloom Time
Other Details
Propagation Methods
Soil pH requirements
Orange
Flower Fragrance
Flower Size
Flower Type
By dividing the rootball
Blooming Habit
Foliage Habit
Color Patterns
Awards (if applicable)
Patent Information
Foliage Color
Bloom Characteristics
Water Requirements
Where to Grow
Regional

This plant is said to grow outdoors in the following regions:

Gaylesville, Alabama

Encino, California

Snellville, Georgia

Anna, Illinois

Downers Grove, Illinois

Hanna City, Illinois

Logansport, Indiana

Cedar Rapids, Iowa

Ewing, Kentucky

Hazard, Kentucky

Hebron, Kentucky

Durham, Maine

Dearborn Heights, Michigan

Gladwin, Michigan

Hemlock, Michigan

Fairfax, Minnesota

Auburn, New Hampshire

Southold, New York

Morehead City, North Carolina

Raleigh, North Carolina

North Ridgeville, Ohio

Uniontown, Ohio

Hulbert, Oklahoma

Freedom, Pennsylvania

Norristown, Pennsylvania

Waterbury Center, Vermont

Falls Church, Virginia

Kalama, Washington

Fond Du Lac, Wisconsin

Madison, Wisconsin

Milwaukee, Wisconsin

Mount Horeb, Wisconsin

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Gardener's Notes:

6
positives
0
neutral
1
negative
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T
Colmesneil, TX (Zone 8a) | September 2015 | negative

Perhaps Mauna Loa is better suited for colder climates than mine. Here is southeast Texas, I find that it is a poor bloomer, and prone t...Read More

J
Anna, IL | June 2011 | positive

I usually shy away from orange flowers. This one is a must. If you've seen the lava flow from "Mauna Loa" in Hawaii, you can understand...Read More

B
B
Downers Grove, IL (Zone 5a) | June 2011 | positive

Loved the flowers on this daylily when I saw it at the local Home Depot so I had to it it to my collection in 2010. So far this year it h...Read More

B
Irving, TX (Zone 8a) | March 2007 | positive

I was very pleased with this daylily. It is very nice looking. It may not repeat bloom but no repeat bloomer has a mixture of colors li...Read More

L
L
Fairfax, MN | April 2006 | positive

Beautiful flower--draws your attention right away...grows very well in MN and has multiplied pretty fast for me.

M
M
Ewing, KY (Zone 6a) | January 2003 | positive

This has to be the brightest orange daylily. Has large 5" blooms that really add a bright spot to the garden.

P
Westbrook, ME (Zone 5a) | January 2003 | positive

Roberts (1976), 22" tall, 5" bloom

Mauna Loa is large, bright and dependable! You can't beat her for an inexpensive daylily.

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