Intermediate Bearded Iris (Iris 'Colonial') in the Irises Database

Common names:
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Data specific to Irises (Edit)
Hybridizer: Samuel Berry
Year Of Registration: 1932
Year Of Introduction (May Differ From Registry): 1932
Classification: Intermediate Bearded (IB)
Bloom Season: Mid
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 8b
Flowers: Showy
Underground structures: Rhizome
Propagation: Seeds: Will not come true from seed
Propagation: Other methods: Division
Parentage: (I. mesopotamica x Lent A. Williamson) X Titan
Child plants: 11 child plants

All About PumpkinsAll About Pumpkins
October 7, 2011

From the legend of the Jack O'Lantern and "chucking", to growing, health benefits and pumpkin trivia, let's find out more about this amazing fruit.

(Full article28 comments)
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Discussion Threads about this plant
Thread Title Last Reply Replies
Staking techniques? by caitlinsgarden Jun 5, 2016 10:21 AM 22
Irises you got for the name and why. by tveguy3 Sep 2, 2019 9:40 PM 226
Mindless chatter by Muddymitts Nov 4, 2019 12:59 AM 17,954

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