Tall Bearded Iris (Iris 'International Intrigue') in the Irises Database

Common names:
Give a thumbs up Iris
Give a thumbs up Tall Bearded Iris

Data specific to Irises (Edit)
Hybridizer: Paul Black
Year Of Registration: 1987
Year Of Introduction (May Differ From Registry): 1989
Seedling Number: B81-30
Classification: Tall Bearded (TB)
Registered Height: 36 inches (91 cm)
Bloom Season: Mid
Flower Form: Ruffled
Bloom Color Classification: Wine
Yellow
Flower Patterns: Variegata
Bloom Color Description: Bright gold yellow standards; rusty garnet falls
Beard Color: Bright yellow
Fragrance: Pronounced
Spicy

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
Parentage: Radiant Summer X Gypsy Caravan

After a rainstorm

Photo gallery:
Location: Thelma's, Winston-Salem, NCDate: 2016-05-01After a rainstorm
By Lestv
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Photo Courtesy of Te Sligte Gardens. Used with Permission
By Joy
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Discussion Threads about this plant
Thread Title Last Reply Replies
2017 orders by Lestv Sep 18, 2017 10:45 AM 1,756
Visit to Thelma's Iris Garden by Cuzz4short Jul 18, 2016 7:02 PM 161

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