Data specific to Irises (Edit)
Hybridizer: P. Fass
Year Of Registration: 1956
Year Of Introduction (May Differ From Registry): 1959
Seedling Number: 55-5-2
Classification: Tall Bearded (TB)
Registered Height: 36 inches (91 cm)
Bloom Season: Mid
Bloom Color Classification: White
Yellow
Flower Patterns: Debby Rairdon
Bloom Color Description: Light butter yellow standards; white falls, 1/4" light butter yellow margin
Awards: Honorable Mention: 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: sdlg 53-11 X Cascade Splendor
Child plants: 2 child plants

Common names
  • Tall Bearded Iris
  • Iris

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