Tall Bearded Iris (Iris 'Opal') in the Irises Database

Common names:
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Data specific to Irises (Edit)
Hybridizer: Frances Cleveland
Year Of Registration: 1920
Year Of Introduction (May Differ From Registry): 1920
Classification: Tall Bearded (TB)
Bloom Season: Mid

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

The Top 50 Most Popular Spring Blooming BulbsThe Top 50 Most Popular Spring Blooming Bulbs
March 28, 2015

We made it! Winter is over and it's springtime! Let's celebrate with a special week dedicated to these beautiful bulbs that brighten our gardens every spring, and we open that week with a look at the most popular of these plants.

(Full article3 comments)
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Discussion Threads about this plant
Thread Title Last Reply Replies
What Historics are you growing/best growers? by UndyingLight Aug 29, 2019 8:38 PM 121
Blooms 2019 by cliftoncat Nov 20, 2019 8:57 AM 2,508
How many varieties of iris do you grow? by TBMan Aug 22, 2018 9:49 AM 87
Your Best Bloomers 2018 by urania1 Jun 10, 2018 9:03 PM 59
It started in Illinois! by crowrita1 Jul 18, 2018 4:05 AM 215
Blooms 2018 by cliftoncat Jan 2, 2019 4:17 PM 2,872
Jan's Rustic Garden by janwax Nov 13, 2019 6:33 PM 2,135
Utah Iris Season 2017 by Zencat Nov 1, 2017 10:24 AM 521
Iris of the day by gemini_sage Aug 14, 2019 4:31 AM 1,488
My NOID iris by BabyBoomerBloomer May 6, 2018 4:16 AM 10
Show us your NOID's by yadah_tyger Nov 8, 2018 6:58 AM 1,288
some arilbreds blooming 2016 by needrain Apr 19, 2016 4:40 PM 50
Bonnie's Bloomers ~ 2016 by grannysgarden Oct 9, 2016 1:00 AM 731
Irises with lines and stripes by tveguy3 Jan 2, 2018 1:37 PM 895
2016 Orders by Henhouse Oct 20, 2016 4:50 AM 2,169
Honoring the ones we have! by Lestv Feb 1, 2016 4:06 PM 2,056
Did you get a box? by Misawa77 Nov 23, 2015 9:30 AM 1,507
Clump, multi flower and bed shots by enidcandles Aug 26, 2015 9:38 PM 142
Let's See Some Historics by Henhouse Aug 19, 2018 12:05 AM 1,911
What did you do in the Iris garden today? by Paul2032 Nov 18, 2019 1:33 AM 17,378

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