Data specific to Irises (Edit)
Hybridizer: Monty Byers
Year Of Registration: 1989
Year Of Introduction (May Differ From Registry): 1990
Seedling Number: D41-114
Classification: Tall Bearded (TB)
Registered Height: 34 inches (86 cm)
Bloom Season: Mid
Rebloom
Rebloom by Zone: Known To Rebloom Zone 5: -20° to -10°
Flower Form: Tailored
Bloom Color Classification: Violet
White
Yellow
Flower Patterns: Plicata
Bloom Color Description: Clear tuscan yellow standards; warm white falls, yellow glow at hafts, overlaid deep bright red purple stripes over upper third which then soften considerably, culminating in narrow pale reddish stitched edge, hint of tan
Beard Color: Indian yellow
Foliage: Purple Based
Fragrance: Slight
Spicy
Musky

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
Fragrant
Underground structures: Rhizome
Propagation: Seeds: Will not come true from seed
Propagation: Other methods: Division
Ploidy: Tetraploid
Parentage: Broadway X Earl of Essex
Child plants: 10 child plants

Image
Common names
  • Tall Bearded Iris
  • Iris

Photo Gallery
Location: In my garden, Lansing, IA
Date: 2024-05-16
Location: Little garden of Big Dreams, Dayton KY
Date: 2023-05-17
Location: Indiana
Date: May
Tall bearded iris 'Istanbul'
Location: Vancouver, BC, Canada
Date: 2022-05-31
Iris 'Istanbul'
Location: Botanical Garden of Moscow State University
Date: June
credit: Andrey Korzun

Photo courtesy of Blue J Iris Used with permission.

Photo courtesy of Sutton's Iris Gardens
Plant Events from our members
gardenglassgems On August 27, 2022 Transplanted
From pot to Flower Garden Bed 2. Overwintered 1 pot in garage winter 2022/2023.
Lilydaydreamer On May 17, 2023 Bloomed
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