PlantsIrises→Tall Bearded Iris (Iris 'First Interstate')

Common names:
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Give a thumbs up Tall Bearded Iris

Data specific to Irises (Edit)
Hybridizer: Schreiner
Year Of Registration: 1990
Year Of Introduction (May Differ From Registry): 1991
Seedling Number: S 629-1
Classification: Tall Bearded (TB)
Registered Height: 36 inches (91 cm)
Bloom Season: Mid Late
Bloom Color Classification: White
Flower Patterns: Debby Rairdon
Bloom Color Description: Yellow standards; white falls, yellow edge and shoulders
Beard Color: Yellow
Awards: Honorable Mention: 1993
Award of Merit: 1995

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: I 1226-16: (Soft Moonbeam x New Moon) X M 591-A: (K 1250-A: ((Lightning Ridge x (Wine and Roses x Gypsy Lullaby)) x ((((Amethyst Flame x Lavish Lady) x Arctic Flame) x White Taffeta) x Launching Pad)) x Piping Hot)
Child plants: 13 child plants

TB Iris First Interstate

Photo gallery:
Location: Las Cruces, NMDate: 2018-04-27TB Iris First Interstate
By GreenIris
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Location: Santa Cruz Mountains, CaliforniaDate: 2015-05-05First Interstate
By Henhouse
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By iciris
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Location: Yorkville, ILDate: 2020-06-01
By Artsee1
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Location: Santa Cruz Mountains, CaliforniaDate: 2014-04-26
By Henhouse
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Location: Cisco, Tx Date: 2019-04-18
By Ivan_N_Tx
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At Schreiner's Iris Gardens, Oregon.
By Calif_Sue
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Location: oregon at schreinersDate: 2010-05-27
By ARUBA1334
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Date: 2009-01-01SONY DSC
By Tambookie
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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
I got a box! 2019 by evelyninthegarden Dec 12, 2019 12:19 AM 525
Blooms 2019 by cliftoncat Mar 11, 2020 9:12 PM 2,568
Blooms 2018 by cliftoncat Jan 2, 2019 4:17 PM 2,872
Jan's Rustic Garden by janwax Apr 11, 2021 8:51 AM 3,322
Let's see your ruffles! by tveguy3 Jan 17, 2017 6:40 AM 169
Your Best Orange by PutteringinIdaho May 28, 2016 2:15 AM 22
Bloom Season 2016 by coboro Jun 1, 2016 6:44 PM 1,942
Trades? by Henhouse Jun 25, 2015 8:27 AM 47
Did you get a box? by Misawa77 Nov 23, 2015 9:30 AM 1,507
Which irises grow well in YOUR climate? by caitlinsgarden Jul 22, 2015 10:01 AM 36
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 Apr 12, 2021 2:57 PM 19,919
Show us your Colors................... by Muddymitts Dec 15, 2020 8:15 PM 1,828
Amazing Don, Private Eye - Case of the missing Teenybopper by tveguy3 Jul 31, 2015 10:19 AM 105
Show our Schreiners! Haves and wants. by tveguy3 Aug 19, 2017 12:54 PM 160
Companions with Iris by Henhouse Oct 19, 2014 8:03 PM 61
Favorite yellows by tveguy3 Jan 12, 2014 9:25 AM 84
new iris by arilbred Oct 7, 2013 9:09 AM 53
Mother rhizome dry very fast ! by portugaliris Sep 19, 2013 9:12 PM 3
Iris Encyclopedia by Paul2032 Nov 14, 2012 8:51 PM 30

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