Tall Bearded Iris (Iris 'Mar Gen') in the Irises Database

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

Data specific to Irises (Edit)
Hybridizer: Ortha Green
Year Of Registration: 1939
Year Of Introduction (May Differ From Registry): 1939
Classification: Tall Bearded (TB)
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 9b
Flowers: Showy
Underground structures: Rhizome
Propagation: Seeds: Will not come true from seed
Propagation: Other methods: Division
Parentage: Princess Beatrice x unknown

Discussion Threads about this plant
Thread Title Last Reply Replies
Mid-America Surplus Sale by cbunny41 Sep 23, 2019 10:47 AM 105
Something's not right about this by DaisyDo Jul 27, 2019 8:12 AM 48
Summary of my iris season 2019 by Tienito Jul 18, 2019 1:38 PM 4
Comparison of "Most Popular" Iris to "Most Relevant" by ShawnSteve Jul 25, 2019 6:01 AM 35
Do you have some favorite iris photos to share? by janwax Jun 27, 2019 3:45 PM 21
Have your seedlings bloomed by Charriet Jul 12, 2019 12:29 AM 26
2019 Bloom has started - Daisy's Garden by DaisyDo Jun 7, 2019 7:29 PM 80
Mosaic Virus in Irises by FullyWashable Nov 11, 2019 4:41 AM 31
Iris Blooms-Deep in the Heart of Texas & More by Smyers817 Jul 26, 2019 9:48 PM 74
Results of voting on the 2018 Tall Bearded Symosium Popularity Poll by DaisyDo Apr 10, 2019 1:04 PM 14
Nothin' Could Be Finer Than to Be In Carolina - 2019 blooms by Lestv Sep 15, 2019 11:35 AM 774
California Dreaming.... by evelyninthegarden Nov 18, 2019 2:19 PM 1,043
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
Overrated/Underrated Irises by UndyingLight Jun 19, 2019 8:29 AM 66
Bloom Out Survey and Problem Solving by William May 31, 2019 3:43 AM 42
How many of Joseph Ghio's irises do you have? by janwax Mar 22, 2019 9:00 PM 88
Hello - Introduction and Public GOAL Declaration by wvyen Jan 13, 2019 7:53 PM 26
Blooms 2019 by cliftoncat Nov 19, 2019 10:45 AM 2,491
Correction-Iris - Winter - Garage by MikeSmithIII Dec 2, 2018 9:27 PM 22

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