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

Common names:
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Data specific to Irises (Edit)
Hybridizer: Arthur Bliss
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
Parentage: Assuerus x Thorbecke
Child plants: one child plant

Vendor Information on Plant Culture:  How Reliable Is It?Vendor Information on Plant Culture: How Reliable Is It?
February 28, 2013

How reliable is growing information provided by mail order nurseries? Unfortunately, less than you might think.

(Full article13 comments)
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Discussion Threads about this plant
Thread Title Last Reply Replies
IRIS DARDANUS question by cwalke Nov 17, 2019 7:09 AM 4
Iris by sjcoelho Oct 21, 2019 6:16 AM 6
Preparing Iris Beds by AndreaD Aug 4, 2019 7:34 PM 17
I got a box! 2019 by evelyninthegarden Oct 6, 2019 5:38 PM 516
When do you divide? by bluegrassmom May 16, 2019 3:35 PM 13
Steep bank - Can I use Irises as an easy-care ground cover under trees? by Valerie1234 May 1, 2019 3:56 PM 21
California Dreaming.... by evelyninthegarden Nov 17, 2019 10:13 PM 1,042
Bonnie's Bloomers a.k.a. Fellowship of the Garden by grannysgarden Oct 14, 2019 10:04 PM 1,392
What Historics are you growing/best growers? by UndyingLight Aug 29, 2019 8:38 PM 121
Your most vigorous iris by Hybridizer Feb 10, 2019 2:05 PM 71
Thrivers 2019 by TBMan Jan 21, 2019 12:28 PM 18
Blooms 2019 by cliftoncat Nov 17, 2019 9:44 AM 2,487
Best Vendor for Ghio's & 'Broken Colors' by ShawnSteve Jan 4, 2019 3:55 PM 27
Spuria irises evergreen? by Tienito Dec 22, 2018 9:45 PM 11
Regeliocyclus iris by evelyninthegarden Dec 20, 2018 11:10 PM 17
2019 Orders Already! by LizinElizabeth Jun 25, 2019 7:21 AM 833
Iris Identification by MomsIris Dec 20, 2018 2:20 PM 21
What to do with a box of iris I just received by kimmer Oct 22, 2018 7:43 AM 12
Starting Iris seeds.... by evelyninthegarden Nov 16, 2019 2:57 AM 454
Louisiana iris update & question by Tienito Aug 3, 2018 12:59 AM 11

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