PlantsIrises→Intermediate Bearded Iris (Iris 'Iduna')

Common names:
Give a thumbs up Intermediate Bearded Iris
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Data specific to Irises (Edit)
Hybridizer: Goos & Koenemann
Year Of Registration: 1926
Year Of Introduction (May Differ From Registry): 1926
Classification: Intermediate Bearded (IB)
Bloom Season: Mid
Bloom Color Classification: Purple
Flower Patterns: Amoena

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 8b
Flowers: Showy
Underground structures: Rhizome
Propagation: Seeds: Will not come true from seed
Propagation: Other methods: Division
Ploidy: Unbalanced Tetraploid


Photo gallery:
Location: West Valley City, UTDate: 2016-05-08
By Zencat
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Location: Durham, NCDate: 2017-05-07
By Lestv
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Location: Durham, NCDate: 2017-05-01
By Lestv
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Location: West Valley City, UT
By Zencat
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Date: 2014-05-23
By DaveinPA
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Date: 2014-05-23top view
By DaveinPA
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Plant Events from our members
Zencat On May 15, 2018 Bloomed
Zencat On May 13, 2017 Bloomed
Zencat On May 9, 2016 Bloomed
Zencat On June 1, 2015 Obtained plant
From Dave PA
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Discussion Threads about this plant
Thread Title Last Reply Replies
My new favorite iris growing now... by evelyninthegarden Jun 21, 2018 12:18 PM 36
Blooms 2018 by cliftoncat Jan 2, 2019 4:17 PM 2,872
Merian Gardens in Basel (Bâle) Switzerland by sunnyvalley Apr 5, 2018 12:20 PM 236
Utah Iris Season 2017 by Zencat Nov 1, 2017 10:24 AM 521
Carolina Iris season 2017 - Let the blooms begin! by Lestv Feb 2, 2018 10:00 PM 1,503
hoping someone can help me id some iris by signet Mar 30, 2017 6:31 PM 23
Irises with lines and stripes by tveguy3 Jan 2, 2018 1:37 PM 895
Most Anticipated by janwax Sep 11, 2015 9:29 PM 176
Did you get a box? by Misawa77 Nov 23, 2015 9:30 AM 1,507
Let's See Some Historics by Henhouse Jun 14, 2020 8:06 PM 1,921
What did you do in the Iris garden today? by Paul2032 Jan 22, 2022 1:09 PM 21,652
Mindless chatter by Muddymitts Jan 28, 2022 10:13 PM 19,904

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