Data specific to Irises (Edit)
Hybridizer: Jacob Sass
Year Of Registration: 1941
Year Of Introduction (May Differ From Registry): 1941
Classification: Tall Bearded (TB)
Bloom Season: Late
Bloom Color Classification: Blue
White
Flower Patterns: Plicata
Foliage: Purple Based
Awards: Honorable Mention: 1942
Award of Merit: 1944

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
Underground structures: Rhizome
Propagation: Seeds: Will not come true from seed
Propagation: Other methods: Division
Parentage: 65-35 X (Blue Monarch x unknown)
Child plants: 98 child plants

Image
Common names
  • Iris
  • Tall Bearded Iris

Photo Gallery
Location: Washington 8b
Date: 2022-05-24
Location: Santa Cruz Mountains, California
Date: 2017-04-22
Location: Tennessee 
Date: May 2, 2018

Photeo 5/10/10
Location: Columbus, Ohio USA, Zone 6b
Date: 2023-05-24
Photo by MargieNY
Location: Two Litle Acres Concord Mi
Date: 2018-05-28
Location: my yard
Location: Berlin, Ma
Date: 2022-05-27
Location: southern KY
Date: May
Location: Cisco, Tx 
Date: 2019-04-18
These are some of the largest historic blooms I've seen, almost 7
Location: Columbus, Ohio USA, Zone 6b
Date: 2023-05-24
Photo by crowrita1
Location: Cisco, Tx 
Date: 2019-04-16
Location: In my Northern California garden
Date: 2012-04-24
Location: Washington 8b
Date: 2018-05-18
Location: Columbus, Ohio USA, Zone 6b
Date: 2023-05-24
Location: My Gardens
Date: May 30, 2015
Overcast: No Sun.

Date: c. 1949
illustration from the 1949 catalog, Cooley's Gardens, Silverton,
Location: Estonia
Date: 2021-06-11
Location: Cisco, Tx 
Date: 2019-04-12
Location: Sass Memorial Iris Garden near Ashland, NE
Date: 2015-05-21
Location: Sussex, UK
Date: late May 2021
Blue Shimmer always confuses me - to my eye it looks more violet
Location: southern KY
Date: 4000-05-15
Location: Weiser, ID
Date: 2015 season

Date: c. 1951
photo from the 1951 catalog, Milliken Gardens, Arcadia, Californi
Location: In Zuzu's garden
Date: 2012-05-01
Photo by MargieNY

Photo courtesy of Blue J Iris Used with permission.

Date: 2014 season
Location: Southeast Nebraska
Date: 2014-05-24

Date: 2015-03-12
Photo courtesy of Bluebird Haven Iris Garden
Location: Sass Memorial Garden near Ashland, NE
Date: 2012-04-24
Location: Northern Germany
Date: 2008-05-22
SANYO DIGITAL CAMERA
Location: Northern Germany
Date: 2002-11-01
SANYO DIGITAL CAMERA
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