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

Common names:
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Data specific to Irises (Edit)
Hybridizer: Amos Perry
Year Of Registration: 1927
Year Of Introduction (May Differ From Registry): 1927
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
I got a box! 2019 by evelyninthegarden Oct 6, 2019 5:38 PM 516
Mosaic Virus in Irises by FullyWashable Nov 11, 2019 4:41 AM 31
2018 ........i got a box!!!😁😍 by shizen Mar 15, 2019 3:12 PM 1,448
When making new iris beds, how do you arrange them? by evelyninthegarden Jun 22, 2018 4:48 PM 21
What is your weather today in your iris garden? by evelyninthegarden Nov 12, 2019 6:50 AM 2,700
.... just can't get good help nowadays by TBMan Nov 10, 2017 11:05 PM 46
I got a box!!! - 2017 by Dachsylady86 Apr 27, 2018 2:59 AM 1,414
Bonnie's Bloomers 2017 by grannysgarden May 15, 2017 8:13 PM 978
2017 orders by Lestv Sep 18, 2017 10:45 AM 1,756
Bloom Season 2016 - Part 2 by Lestv Jan 21, 2019 9:53 PM 1,323
Untitled by darksome Jun 26, 2017 10:10 AM 88
What other plants do you grow besides Irises? by creativeclover Jun 4, 2018 3:20 PM 97
Bonnie's Bloomers ~ 2016 by grannysgarden Oct 9, 2016 1:00 AM 731
2016 blooming iris season in Aquitania (France) by CLUSIANA Mar 15, 2016 2:27 PM 25
Irises you got for the name and why. by tveguy3 Sep 2, 2019 9:40 PM 226
Miniature Tall Beardeds by EJarrett Apr 6, 2018 4:33 PM 50
Help ID unknown MTB(?) by lovemyhouse Apr 22, 2015 2:41 AM 13
bonnie's blooms ~ 2015 by grannysgarden May 7, 2015 1:33 PM 425
What did you do in the Iris garden today? by Paul2032 Nov 11, 2019 6:03 PM 17,354
First bloom this year by piksihk Feb 28, 2015 7:47 PM 14

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