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PlantFiles: Daylily
Hemerocallis 'Rajah'

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Family: Hemerocallidaceae (hem-er-oh-kal-id-AY-see-ee) (Info)
Genus: Hemerocallis (hem-er-oh-KAL-iss) (Info)
Cultivar: Rajah
Hybridized by Stout; Year of Registration or Introduction: 1935

» View all varieties of Daylilies

2 members have or want this plant for trade.

Height:
24-36 in. (60-90 cm)

Spacing:
18-24 in. (45-60 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)
USDA Zone 9b: to -3.8 C (25 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:
Non-patented

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

Bloom Time:
Midseason (M)

Flower Size:
Large (more than 4.5" diameter)

Blooming Habit:
Diurnal (diu.)

Flower Type:
Single

Bloom Color:
Red-Orange

Color Patterns:
Self
Eyezone

Flower Fragrance:
No fragrance

Foliage Habit:
Dormant (dor.)

Ploidy:
Diploid

Awards (if applicable):
Unknown - Tell us

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By JanFRN
Thumbnail #1 of Hemerocallis  by JanFRN

By Uladech
Thumbnail #2 of Hemerocallis  by Uladech

By Kwinn
Thumbnail #3 of Hemerocallis  by Kwinn

By 22cold
Thumbnail #4 of Hemerocallis  by 22cold

By growin
Thumbnail #5 of Hemerocallis  by growin

By growin
Thumbnail #6 of Hemerocallis  by growin

Profile:

1 positive
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral DaylilySLP On Jan 8, 2015, DaylilySLP from Dearborn Heights, MI (Zone 6a) wrote:

Orange red medium with spot or eyezone. (Mikado Red sdlg)

Positive hanna1 On Oct 7, 2004, hanna1 from Castro Valley, CA (Zone 9a) wrote:

Quite lovely, deep orange, I wish I had a pic of it, but will have to wait till late spring, early summer, grows on tall stems. Great in perennial gardens, great ground cover when planted in masse.

Regional...

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

Castro Valley, California
Aurora, Colorado
Waterbury, Connecticut
Madison, Wisconsin



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