Data specific to Irises (Edit)
Hybridizer: Lloyd Zurbrigg
Year Of Registration: 1990
Year Of Introduction (May Differ From Registry): 1991
Seedling Number: ZZZ
Classification: Tall Bearded (TB)
Registered Height: 35 inches (89 cm)
Bloom Season: Mid
Rebloom
Rebloom by Zone: Known To Rebloom Zone 6:-10° to 0°
Known To Rebloom Zone 7: 0°-10°
Known To Rebloom Zone 9: 20° to 30°
Bloom Color Classification: Blue
White
Flower Patterns: Luminata
Bloom Color Description: White standards, tinted violet at top; light blue violet falls, white center and hafts
Beard Color: Cream
Fragrance: Sweet
Awards: Honorable Mention: 1995
Award of Merit: 1997
John C. Wister Medal: 2000

General Plant Information (Edit)
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Soil pH Preferences: Slightly acid (6.1 – 6.5)
Neutral (6.6 – 7.3)
Slightly alkaline (7.4 – 7.8)
Minimum cold hardiness: Zone 3 -40 °C (-40 °F) to -37.2 °C (-35)
Maximum recommended zone: Zone 9b
Flowers: Showy
Fragrant
Underground structures: Rhizome
Propagation: Seeds: Will not come true from seed
Propagation: Other methods: Division
Ploidy: Tetraploid
Parentage: Parentage unknown
Child plants: 24 child plants

Image
Common names
  • Iris
  • Tall Bearded Iris

Photo Gallery
Location: Iowa
Location: Cisco, Tx (between Dallas and Abilene)
Date: 2018-09-07
Photo by Steve812
Location: Garland (Dallas), TX
Date: 2016-03-30
Location: Prescott, AZ
Date: Four PM ish
Clarence, in the Late Afternoon Sun
Location: Home
Date: 2016-05-14
Location: Columbia University, main campus, NYC
Date: 2018-10-05
Location: San Rafael, CA
Date: 2018-05-03

Date: 2015-09-07
Location: Yorkville, IL
Date: 2020-05-26
Location: My garden, Pequea, Pennsylvania USA
Date: 2018-05-15
Clarence's first bloom ever in my garden
Location: South Carolina
Date: 2017-10-02
Location: Cottonwood, CA
Date: 2022-04-14. Evening Light after rain
Location: Cottonwood, CA
Date: 2021-04-27
Location: Panama Illinois
Date: 2020-05-13
Location: Plano, TX
Date: 2018-03-31
Location: Kansas City, MO
Date: 2016-04-25
Location: Whitesboro, TX
Date: 2017-05-25
Image courtesy of The Shady Spot Iris. All rights reserved.
Location: San Rafael, CA
Date: 2018-05-02
Location: BC
Date: May 2013
Location: Greenwood, MN
Date: 2016-05-22
Location: Schreiner's Garden
Date: 2011-05-20

Date: 2021-05-22
Location: Plano, TX
Date: 2018-03-31
Photo by Tienito
Location: Garland (Dallas), TX
Date: 2016-03-29
Location: Southlake, Texas
Date: 2022-12-11
Full blooms in mid December in North Texas!

Date: May 2020
Location: Wichita, Kansas, USA
Date: 2020-04-22
Clarence in the rain
Location: Western Kentucky
Date: April 2012
Location: Western Kentucky
Date: April 2012
Pictures don't do this Iris justice.
Photo by Muddymitts
Photo by Cuzz4short
Location: Iowa
Location: Mexico, Missouri 
Date: 2022-05-12
Photo by mattsmom

Photo courtesy of Iris City Gardens
Location: Pleasants Valley Iris Farm, Vacaville CA
Date: 2011-05-04
Photo courtesy of Pleasants Valley Iris Farm, www.irisfarmer.com
Location: Las Cruces, NM
Date: 2018-03-25
TB Iris Clarence
Location: Sass Memorial Garden near Ashland, Nebraska
Date: 2011-05-12
Location: Home
Date: 2016-05-14
Photo by Tienito
Location: Western Kentucky
Date: April 2014
Location: God's Garden - Atwater CA
Date: March 29, 2015
Location: Concord, NC zone 7
Date: 2016-05-25
Reblooming!
Location: Sass Memorial Garden near Ashland, Nebraska
Date: 2011-05-12
Location: Sass Memorial Garden near Ashland, Nebraska
Date: 2013-05-23
Location: Plano, TX
Date: 2018-03-31
Photo by lrwatson
Location: Concord, NC zone 7
Date: 2016-04-18
Location: Western Kentucky
Date: April 2012
Location: Lancaster, CA

Photo courtesy of Comanche Acres Iris Garden
  • Uploaded by Joy
Photo by avmoran

Photo courtesy of Blue J Iris Used with permission.
Location: Sass Memorial Garden near Ashland, NE
Date: 2012-04-17
Location: Rhode Island
Date: 2013-06-22
Location: McEwen TN
Date: 2015-05-04
Location: Plano, TX
Date: 2018-03-20

Photo Courtesy of Daylilies by the Pond. Used with Permission.
  • Uploaded by Joy
Location: Tom Bruce's Carolina Daylilies
Date: 2018-04-21

Photo Courtesy of Te Sligte Gardens. Used with Permission
  • Uploaded by Joy
Location: Concord, NC zone 7
Date: 2016-11-06
What a surprise!
Location: Concord, NC zone 7
Date: 2016-04-13
Location: Tom Bruce's Carolina Daylilies
Date: 2018-04-21
This plant is tagged in:
Image

Comments:
  • Posted by Hemophobic (Concord, NC (zone 7)) on Nov 6, 2016 3:41 PM concerning plant:
    Have 2 bud stalks on Clarence today! Can't believe it. If I could get my computer to read my photo card, I'd post a photo, but it's not cooperating. I'll keep trying.
Plant Events from our members
dragonfetti On March 12, 2015 Plant emerged
Several fans have started.
dragonfetti On January 14, 2015 Transplanted
Planted in glass tulip garden.
dragonfetti On January 11, 2015 Obtained plant
From WM; $2.98
Bunilla On April 28, 2016 Plant emerged
Very surprised and pleased to see small new growth of leaves sprouting up.
Bunilla On April 21, 2016 Transplanted
Planted in a temporary home between Oriental Poppies, Autumn Sage and an Orphan Daylily.
Bunilla On September 1, 2015 Obtained plant
Got this and a few others late August/early September of 2015. Had a large family emergency about a week after buying at WM and did not have a chance to get them planted before it started snowing. Saved them to plant this spring.
VAMOJO On May 25, 2013 Obtained plant
OGC sale
csandt On July 17, 2017 Obtained plant
gardenglassgems On January 9, 2023 Transplanted
Transplanted from pot to Vegetable Raised Bed 1.
CHERYLAWILSON On September 1, 2013 Obtained plant
From Mom
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