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PlantFiles: Daylily
Hemerocallis 'Royal Viking'

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Family: Hemerocallidaceae (hem-er-oh-kal-id-AY-see-ee) (Info)
Genus: Hemerocallis (hem-er-oh-KAL-iss) (Info)
Cultivar: Royal Viking
Additional cultivar information: (Kings Cloak Empress Seal)
Hybridized by Hite; Year of Registration or Introduction: 1978

» View all varieties of Daylilies

Height:
18-24 in. (45-60 cm)

Spacing:
15-18 in. (38-45 cm)
18-24 in. (45-60 cm)

Hardiness:
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)
USDA Zone 10a: to -1.1 C (30 F)
USDA Zone 10b: to 1.7 C (35 F)

Sun Exposure:
Full Sun
Sun to Partial Shade

Soil pH requirements:
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

Patent Information:
Unknown - Tell us

Propagation Methods:
By dividing the rootball
By dividing rhizomes, tubers, corms or bulbs (including offsets)

Bloom Time:
Early midseason (EM)

Flower Size:
Large (more than 4.5" diameter)

Blooming Habit:
Diurnal (diu.)
Extended (ext.)

Flower Type:
Single

Bloom Color:
Purple

Color Patterns:
Self

Flower Fragrance:
No fragrance

Foliage Habit:
Semi-evergreen (sev.)

Ploidy:
Tetraploid

Awards (if applicable):
Unknown - Tell us

Click thumbnail
to view:

By boojum
Thumbnail #1 of Hemerocallis  by boojum

By Joy
Thumbnail #2 of Hemerocallis  by Joy

By Joy
Thumbnail #3 of Hemerocallis  by Joy

By Gabrielle
Thumbnail #4 of Hemerocallis  by Gabrielle

By Gabrielle
Thumbnail #5 of Hemerocallis  by Gabrielle

Profile:

1 positive
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral DaylilySLP On Nov 29, 2014, DaylilySLP from Dearborn Heights, MI (Zone 6a) wrote:

Purple self with green throat.

Positive Gabrielle On Feb 28, 2012, Gabrielle from (Zone 5a) wrote:

Blooms in July in my garden.

Regional...

This plant has been said to grow in the following regions:

Washington, Illinois
Shelburne Falls, Massachusetts
Kalama, Washington



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