Data specific to Irises (Edit)
Hybridizer: Robert Graves
Year Of Registration: 1943
Year Of Introduction (May Differ From Registry): 1943
Classification: Tall Bearded (TB)
Bloom Season: Mid
Flower Form: Tailored
Bloom Color Classification: Light blue
Flower Patterns: Self
Awards: Honorable Mention: 1946
Award of Merit: 1948
Dykes Memorial Medal: 1949
Other: High Commendation 1943

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: Purissima X Cloud Castle
Child plants: 144 child plants

Common names
  • Tall Bearded Iris
  • Iris

Photo Gallery
Location: Whitesboro, TX
Date: 2017-05-23
Image courtesy of The Shady Spot Iris. All rights reserved.
Location: Sass Memorial Iris Garden near Ashland, NE
Date: 2015-05-21
Location: Sass Memorial Garden near Ashland, NE
Date: 2010-05-17
Location: Sass Memorial Garden near Ashland, Nebraska
Date: 2010-05-17

Date: c. 1951
photo from the 1951 catalog, Milliken Gardens, Arcadia, Californi
Location: Schreiner's Gardens near Salem, OR
Date: 2015-05-14
Photo by MargieNY
Photo by MargieNY
Location: Westminster Maryland

Date: c. 1951
illustration from the 1951 catalog, Cooley's Gardens, Silverton,
Location: Sass Memorial Garden near Ashland, Nebraska
Date: 2012-05-04

Photo courtesy of Iris City Gardens
Photo by avmoran
Location: Paris, France
Date: 2016-05-17

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