Data specific to Irises (Edit)
Hybridizer: Tell Muhlestein
Year Of Registration: 1953
Year Of Introduction (May Differ From Registry): 1955
Seedling Number: 51-50A
Classification: Tall Bearded (TB)
Registered Height: 40 inches (102 cm)
Bloom Season: Mid Late
Bloom Color Classification: White
Flower Patterns: Self
Bloom Color Description: White
Beard Color: White
Awards: Honorable Mention: 1955
Award of Merit: 1957
Dykes Memorial Medal: 1959

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
Ploidy: Tetraploid
Parentage: Spanish Peaks X 49-17: (Azure Skies x 45-45: (Easter Morn x Stella Polaris))
Child plants: 48 child plants

Image
Common names
  • Tall Bearded Iris
  • Iris

Photo Gallery
Location: Catheys Valley CA
Photo courtesy of Superstition Iris Gardens, posted with permissi
Location: Sass Memorial Garden near Ashland, Nebraska
Date: 2012-05-04

Image from 1961 Eden Road catalog
Location: Schreiner's Gardens near Salem, OR
Date: 2015-05-14
Location: Front iris garden
Date: 2015-05-17
Swan Ballet

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