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

Common names:
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Data specific to Irises (Edit)
Hybridizer: Hans Peter Sass
Year Of Registration: 1932
Year Of Introduction (May Differ From Registry): 1932
Classification: Tall Bearded (TB)
Bloom Color Classification: White
Flower Patterns: Self

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: (Lady Foster x white IB) X Wambliska

The Need for Garden SentimentalityThe Need for Garden Sentimentality
May 30, 2016

Grandma’s roses, great grandma’s irises, historical perennials, heirloom bulbs, vintage gardening, and plants of historical importance – these are all terms that call out to the sentimental gardener.

(Full article7 comments)
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Discussion Threads about this plant
Thread Title Last Reply Replies
My Enchanted Garden 2019 by Dachsylady86 Oct 6, 2019 6:56 PM 444
White Flower Border by evelyninthegarden May 28, 2019 9:37 PM 39
California Dreaming.... by evelyninthegarden Nov 12, 2019 10:38 AM 1,031
Blooms 2019 by cliftoncat Nov 13, 2019 12:02 AM 2,466
2019 Orders Already! by LizinElizabeth Jun 25, 2019 7:21 AM 833
2018 ........i got a box!!!😁😍 by shizen Mar 15, 2019 3:12 PM 1,448
Anyone know the name of these Dwarf Iris? by petruske May 26, 2018 6:16 PM 14
It started in Illinois! by crowrita1 Jul 18, 2018 4:05 AM 215
Mary's Garden 2018 by urania1 Jul 18, 2018 10:26 AM 162
Most floriferous, favorite SDBs and MDBs by William Jul 29, 2019 3:51 PM 213
Merian Gardens in Basel (Bâle) Switzerland by sunnyvalley Apr 5, 2018 12:20 PM 236
What is your favorite iris? (that you currently own and have seen in bloom) :) by Grace_smith Oct 21, 2019 5:59 PM 90
Lessons we have learned from the iris garden this season (2017) by Polymerous May 10, 2017 4:36 AM 19
Lindsay's Blooms by Lbsmitty Aug 1, 2017 3:04 AM 511
Bloom Season 2017 by shizen Mar 29, 2018 1:09 PM 3,789
Color Mixing by Dachsylady86 Jan 20, 2017 2:51 PM 231
What is your Iris avatar? by cbunny41 May 24, 2017 12:56 PM 114
Iris Etiquette by crowrita1 May 19, 2017 12:51 PM 104
Show your progress by Cuzz4short Apr 13, 2017 4:34 AM 470
I got a box!!! - 2016 version by Lestv Dec 19, 2016 3:15 PM 1,664

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