Data specific to Irises (Edit)
Hybridizer: Graham for Sass
Year Of Registration: 1956
Year Of Introduction (May Differ From Registry): 1958
Seedling Number: 5-22
Classification: Tall Bearded (TB)
Registered Height: 30-36 inches
Bloom Season: Mid
Bloom Color Classification: Gold
Flower Patterns: Self
Bloom Color Description: Roman gold

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: Parentage unknown
Child plants: one child plant

Common names
  • Tall Bearded Iris
  • Iris

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