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PlantFiles: Tall Bearded Iris
Iris 'Supreme Sultan'

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Family: Iridaceae (eye-rid-AY-see-ee) (Info)
Genus: Iris (EYE-ris) (Info)
Cultivar: Supreme Sultan
Hybridized by Schreiner; Year of Registration or Introduction: 1987

» View all varieties of Iris

13 members have or want this plant for trade.

Class:
Tall Bearded (TB)

Height:
36-48 in. (90-120 cm)

Spacing:
12-15 in. (30-38 cm)
15-18 in. (38-45 cm)
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)

Sun Exposure:
Full Sun

Danger:
Parts of plant are poisonous if ingested
Handling plant may cause skin irritation or allergic reaction

Bloom Color:
Scarlet (Dark Red)
Bright Yellow

Bloom Time:
Late Midseason (MLa)

Foliage:
Herbaceous

Other details:
Average Water Needs; Water regularly; do not overwater

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 rhizomes, tubers, corms or bulbs (including offsets)

Seed Collecting:
N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Awards (if applicable):
Honorable Mention
Award of Merit

Click thumbnail
to view:

By carolann
Thumbnail #1 of Iris  by carolann

By jfrizzell
Thumbnail #2 of Iris  by jfrizzell

By patnjbob
Thumbnail #3 of Iris  by patnjbob

By carolann
Thumbnail #4 of Iris  by carolann

By CHA
Thumbnail #5 of Iris  by CHA

By jpapillon
Thumbnail #6 of Iris  by jpapillon

By flowerfrenzy
Thumbnail #7 of Iris  by flowerfrenzy

There are a total of 28 photos.
Click here to view them all!

Profile:

2 positives
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Positive CHA On Dec 14, 2006, CHA from Chicago, IL (Zone 5b) wrote:

Excellent grower.

Neutral Joan On Dec 16, 2005, Joan from Belfield, ND (Zone 4a) wrote:

Awards: American Iris Society Honorable Mention '90, Award of Merit '92

Positive ADKSpirit On Nov 28, 2005, ADKSpirit from Lake Placid, NY (Zone 4a) wrote:

Supreme Sultan grew well in the garden, this it's first summer. It produced several stems, with 4 or 5 buds per stem. The color held up well in the sun, even on the second day.

Update 2007: One of the most showiest iris. Huge, huge flowers. May need staking in windy, wet weather.

Regional...

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

,
Placerville, California
Chicago, Illinois
Litchfield, Maine
Pikesville, Maryland
West Springfield, Massachusetts
Blanchard, Michigan
Saint Paul, Minnesota
Robertsville, Missouri
Auburn, New Hampshire
Sandown, New Hampshire
Union, New Jersey
Lake Placid, New York
Lake Toxaway, North Carolina
West Alexandria, Ohio
Lawton, Oklahoma
Oklahoma City, Oklahoma
Albany, Oregon
Celina, Tennessee
Greeneville, Tennessee
Fort Worth, Texas
Mc Lean, Virginia



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