Data specific to Irises (Edit)
Hybridizer: Ferdinand Cayeux
Year Of Registration: 1933
Year Of Introduction (May Differ From Registry): 1933
Classification: Tall Bearded (TB)
Bloom Season: Mid
Bloom Color Classification: Yellow
Flower Patterns: Bitone
Foliage: Purple Based
Awards: Award of Merit: 1937
Other: Harding Prize: 1933; French Dykes Medal: 1933

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: Iceberg X Evolution
Child plants: 34 child plants

Image
Common names
  • Tall Bearded Iris
  • Iris

Photo Gallery
Location: SK, Canada
Date: 2022-06-21
Location: Tennessee 
Date: April 2018
TB Iris ‘Alice Harding’

Photo courtesy of Iris City Gardens
Location: Missouri
Date: 2009-05-13

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