Tall Bearded Iris 'Queen's Circle'


Family: Iridaceae (eye-rid-AY-see-ee) (Info)
Genus: Iris (EYE-ris) (Info)
Cultivar: Queen's Circle
Hybridized by Kerr
Registered or introduced: 1999
» View all varieties of Iris


Tall Bearded (TB)


24-36 in. (60-90 cm)


12-15 in. (30-38 cm)

15-18 in. (38-45 cm)

18-24 in. (45-60 cm)


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


Parts of plant are poisonous if ingested

Handling plant may cause skin irritation or allergic reaction

Bloom Color:

White/Near White

Bloom Time:

Late Midseason (MLa)



Other details:

Unknown - Tell us

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:


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

Dykes Memorial Medal

Walther Cup

John C. Wister Memorial Medal (TB)

Foliage Color:

Unknown - Tell us

Bloom Characteristics:

Unknown - Tell us

Water Requirements:

Average Water Needs; Water regularly; do not overwater

Where to Grow:

Unknown - Tell us


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

Tucson, Arizona

San Jose, California

Sebastopol, California

Emmett, Idaho

Meridian, Idaho

Macy, Indiana

Derby, Kansas

Anacoco, Louisiana

Hagerstown, Maryland

Preston, Maryland

Clawson, Michigan

Robertsville, Missouri

Shepherd, Montana

Beatrice, Nebraska

Lincoln, Nebraska

Coshocton, Ohio

Enid, Oklahoma

Lawton, Oklahoma

Grants Pass, Oregon

Doylestown, Pennsylvania

Columbia, South Carolina

Clarksville, Tennessee

Greeneville, Tennessee

Memphis, Tennessee

Pleasant Grove, Utah

Valley, Washington

Vancouver, Washington

Madison, Wisconsin

show all

Gardeners' Notes:


On Jan 14, 2014, RobertWM from Clawson, MI wrote:

Puts on a beautiful show every year. It's a little short for my taste, barely inching into the tall bearded class, but the white is very clean and the blue rim on the falls is quite blue for me. A steady grower and garden visitors are always drawn to it.


On Dec 28, 2006, mystic from Ewing, KY (Zone 6a) wrote:

Received the Royal Horticultural Society (RHS), 2006 Award of Garden Merit.


On Dec 14, 2005, Joan from Belfield, ND (Zone 4a) wrote:

Awards: American Iris Society Honorable Mention '02, Walther Cup '02, Award of Merit '04; John C. Wister Medal '06; Dykes Memorial Medal 2007


On Mar 16, 2005, doss from Stanford, CA (Zone 9b) wrote:

Introduced by F. Kerr, 2000
Mid to Late bloom season. 32"

"Very stylish all-white iris with a broad band of dark blue-violet on the falls. Orange-red beards are pale yellow at the ends. American Iris Society Honorable Mention '02.
Cooley's Iris Garden note


On Dec 10, 2004, Margiempv from Oro Valley, AZ (Zone 9a) wrote:

This is one super iris. Great substance, great growth, lovely branching and display of flowers. Dependable bloomer!! Highly recommended!!