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

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

Data specific to Irises (Edit)
Hybridizer: Jacob Sass
Year Of Registration: 1932
Year Of Introduction (May Differ From Registry): 1932
Classification: Tall Bearded (TB)

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
Child plants: one child plant

Discussion Threads about this plant
Thread Title Last Reply Replies
My Enchanted Garden 2019 by Dachsylady86 Oct 6, 2019 6:56 PM 444
Help in Iris ID from Fremont by singhg45 Apr 17, 2019 2:52 PM 7
Sooo hot ........... :crying: by TBMan Aug 1, 2018 4:34 AM 79
Perplexed: Will the Real 'The Red Douglas' Please Stand Up by urania1 May 16, 2018 5:36 PM 5
Iris ID by carlysuko May 1, 2018 8:25 PM 9
Mary's Garden 2018 by urania1 Jul 18, 2018 10:26 AM 162
The variability of iris seeds by IrisP Oct 12, 2018 11:22 PM 54
"Goners" 2018 by William Oct 19, 2018 6:44 PM 590
I'm REALLY looking forward to this one!... by janwax Nov 21, 2018 10:00 PM 1,064
Merian Gardens in Basel (Bâle) Switzerland by sunnyvalley Apr 5, 2018 12:20 PM 236
I Got a Box by urania1 Jul 10, 2017 1:32 PM 4
Iris Time in PA by Snork Jun 17, 2017 7:46 AM 201
Iris identification by Mikhoyel May 9, 2017 9:37 AM 9
Jan's Rustic Garden by janwax Oct 13, 2019 9:19 PM 2,132
My Bloomers are showing too! by tveguy3 Nov 1, 2017 9:30 PM 943
I got a box!!! - 2017 by Dachsylady86 Apr 27, 2018 2:59 AM 1,414
Bloom Season 2017 by shizen Mar 29, 2018 1:09 PM 3,789
Iris of the day by gemini_sage Aug 14, 2019 4:31 AM 1,488
2017 orders by Lestv Sep 18, 2017 10:45 AM 1,756
HIPS iris sale by DaveinPA Aug 12, 2016 9:32 AM 173

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