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

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

Data specific to Irises (Edit)
Hybridizer: Ferdinand Cayeux
Year Of Registration: introduced prior to registration system
Year Of Introduction (May Differ From Registry): before 1905
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
Child plants: one child plant

Discussion Threads about this plant
Thread Title Last Reply Replies
Iris ... pre-1900 species/cultivars by EMyers1939 Feb 3, 2019 3:44 PM 10
ID please by greenthumb99 Jun 11, 2018 7:56 PM 15
2017 orders by Lestv Sep 18, 2017 10:45 AM 1,756
Let's See Some Historics by Henhouse Aug 19, 2018 12:05 AM 1,911
What did you do in the Iris garden today? by Paul2032 Nov 14, 2019 11:10 AM 17,367
Rhizome sale from upper peninsula Michigan by DaveinPA Aug 14, 2014 10:50 AM 8
Historics... which ones are standouts in your garden? by Henhouse Jul 1, 2016 1:02 PM 339

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