Data specific to Irises (Edit)
Hybridizer: Schreiner
Year Of Registration: 1972
Year Of Introduction (May Differ From Registry): 1974
Seedling Number: D 277-B
Classification: Tall Bearded (TB)
Registered Height: 37 inches (94 cm)
Bloom Season: Early Mid
Bloom Color Classification: Purple
Flower Patterns: Self
Bloom Color Description: Dark royal purple
Beard Color: Royal purple
Awards: Honorable Mention: 1976

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: Polka Time X Matinata
Child plants: 9 child plants

Image
Common names
  • Tall Bearded Iris
  • Iris

Photo Gallery
Location: Shoreacres, B.C.  
Date: 2005-06-12
A deep rich colour with amazing blue beards, next to Pacific Mist
Location: Botanical Garden, Faculty of Scence, Zagreb, Croatia
Date: 2020-05-05
Iris 'Dark Triumph' TB
Location: Finksburg, MD. My garden
Date: 2021-05-24

Image from 1974 Schreiner's catalog

Photo courtesy of Bluebird Haven Iris Garden

Photo courtesy of Blue J Iris Used with permission.

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