Daylily
Hemerocallis 'Siloam Plum Tree'

Family: Hemerocallidaceae (hem-er-oh-kal-id-AY-see-ee) (Info)
Genus: Hemerocallis (hem-er-oh-KAL-iss) (Info)
Cultivar: Siloam Plum Tree
Hybridized by Henry
Registered or introduced: 1978
» View all varieties of Daylilies

Height:

18-24 in. (45-60 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:

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:

Small (3" to 4.5" diameter)

Blooming Habit:

Diurnal (diu.)

Extended (ext.)

Flower Type:

Single

Bloom Color:

Dark Purple/Black

Color Patterns:

Self

Flower Fragrance:

No fragrance

Foliage Habit:

Dormant (dor.)

Ploidy:

Diploid

Awards (if applicable):

Honorable Mention

Regional

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

South Bend, Indiana

Olathe, Kansas

Ewing, Kentucky

Flemingsburg, Kentucky

Durham, Maine

Dracut, Massachusetts

Norton, Massachusetts

Dearborn Heights, Michigan

Gladwin, Michigan

Sandown, New Hampshire

Mount Gilead, Ohio

Perrysburg, Ohio

Portland, Oregon

Falls Church, Virginia

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Gardeners' Notes:

1
positive
1
neutral
0
negatives
RatingContent
Positive

On Jan 25, 2009, Mainer from Durham, ME (Zone 3a) wrote:

I know it is only a bloom because it is a baby but what impressed me was that it did not melt in the hot sun.

Neutral

On Jan 30, 2003, mystic from Ewing, KY (Zone 6a) wrote:

4" dark purple blooms, 24" scapes,Henry P (1978)