Tall Bearded Iris (Iris 'Mount Penn') in the Irises Database

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

Data specific to Irises (Edit)
Hybridizer: Bertrand Farr
Year Of Registration: introduced prior to registration system
Year Of Introduction (May Differ From Registry): 1909
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
Can an iris rebloom if it never bloomed in the Spring? by bxncbx Aug 31, 2019 8:06 AM 11
I got a box!!! - 2016 version by Lestv Dec 19, 2016 3:15 PM 1,664
Thinning the herd! by Snork Aug 31, 2015 11:03 AM 8
wanda rezac's iris list by irisawe Sep 1, 2011 2:43 PM 9

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