Data specific to Irises (Edit)
Hybridizer: Hans Peter Sass
Year Of Registration: 1933
Year Of Introduction (May Differ From Registry): 1933
Classification: Intermediate Bearded (IB)
Registered Height: 21 inches
Bloom Season: Mid
Rebloom
Rebloom by Zone: Known To Rebloom Zone 7: 0°-10°
Bloom Color Classification: Purple
Flower Patterns: Bitone
Awards: Honorable Mention: 1936
Award of Merit: 1937

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 8b
Flowers: Showy
Underground structures: Rhizome
Propagation: Seeds: Will not come true from seed
Propagation: Other methods: Division
Ploidy: Unbalanced Tetraploid
Parentage: Amas X ( Iris pumila* x unknown) *Possibly Iris lutescens
Child plants: 3 child plants

Image
Common names
  • Intermediate Bearded Iris
  • Iris

Photo Gallery
Location: My Garden in Janesville, WI
Date: 2016-05-17
Photo by Lestv
Location: Cisco, Tx 
Date: 2020-03-23
Location: Santa Cruz Mountains, California
Date: 2013-10-31
Location: Van Buren, MO
Date: 2024-04-04
Location: IN MY GARDEN (920 m in the northern alps)
Date: 2016-05-27
Photo by Lestv
Location: Sass Memorial Garden near Ashland, Nebraska
Date: 2013-05-23
Location: Van Buren, MO
Date: 2018-04-26
Photo by crowrita1
Location: Van Buren, MO
Date: 2018-04-26

Date: c. 1937
illustration from the 1937 catalog, Robert Wayman, Bayside, New Y
Location: Van Buren, MO
Date: 2018-04-26
Photo by crowrita1
Location: Sass Memorial Garden near Ashland, Nebraska
Date: 2011-05-12
Photo by MargieNY
Location: Santa Cruz, California
Date: 2017-10-13
Blooming 10/13/17!
Location: Van Buren, MO
Date: 2018-04-29
Location: IN MY GARDEN (920 m in the northern alps)
Date: 2017-07-17
Location: Sass Memorial Garden near Ashland, Nebraska
Date: 2012-04-17

Date: 2011-05-12
Location: Hobart, Tasmania
Location: Surprise, Arizona
Date: 2012-03-17
Location: London, UK
Date: 2019-03-24
Started blooming early March 2019!

Photo courtesy of Bluebird Haven Iris Garden

Photo courtesy of Blue J Iris Used with permission.

Photo courtesy of Blue J Iris Used with permission.

Photo courtesy of Rainbow Iris Farm
Photo by avmoran

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