Data specific to Irises (Edit)
Hybridizer: Robert Schreiner
Year Of Registration: 1940
Year Of Introduction (May Differ From Registry): 1941
Classification: Intermediate Bearded (IB)
Bloom Season: Very Early
Awards: Honorable Mention: 1942
Award of Merit: 1948

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: Grace Sturtevant X I. graminea
Child plants: 2 child plants

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Common names
  • Intermediate Bearded Iris
  • Iris

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