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

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

Data specific to Irises (Edit)
Hybridizer: Geoffrey Pilkington
Year Of Registration: 1933
Year Of Introduction (May Differ From Registry): 1933
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
Parentage: Aphrodite X unknown

Discussion Threads about this plant
Thread Title Last Reply Replies
Wanted: these hard to find irises by BlueFlagFan Aug 1, 2019 11:56 AM 391
Crowned Heads v. Wintry Sky by AndreaD Apr 8, 2017 4:22 AM 17
2017 orders by Lestv Sep 18, 2017 10:45 AM 1,756
Roll call 2016 by Cuzz4short Jun 28, 2019 2:47 PM 553
Show us your NOID's by yadah_tyger Nov 8, 2018 6:58 AM 1,288
canadian vendors? by muffin Feb 20, 2016 2:27 PM 9
Bearded iris in Canada by marioncastleton Mar 18, 2015 2:45 PM 23
Mindless chatter by Muddymitts Nov 18, 2019 3:56 AM 17,974
Superstition 2015 introductions by Misawa77 Jul 4, 2015 12:04 PM 585
Rhizomes arrived - very pleased by janwax Apr 9, 2017 7:45 AM 624
Vendor list by PollyK Aug 25, 2019 11:20 AM 343
Our Favorite Dark Irises by Betja Apr 26, 2012 10:04 AM 42
Schreiner's 2012 Introductions by Betja Mar 23, 2012 3:39 PM 14
Favorite Oranges and Apricots by Betja Apr 10, 2012 5:12 AM 26
Let's introduce ourselves. by PollyK Apr 11, 2012 9:06 PM 352

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