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

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

Data specific to Irises (Edit)
Hybridizer: Edward Essig
Year Of Registration: 1937
Year Of Introduction (May Differ From Registry): 1937
Classification: Tall Bearded (TB)
Bloom Season: Mid
Bloom Color Classification: Cream
Flower Patterns: Self
Fragrance: Pronounced
Awards: Honorable Mention: 1939
Award of Merit: 1940

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
Fragrant
Underground structures: Rhizome
Propagation: Seeds: Will not come true from seed
Propagation: Other methods: Division
Parentage: Shining Waters X (New Albion x (Miss Willmott x Sherbert))
Child plants: 36 child plants

Discussion Threads about this plant
Thread Title Last Reply Replies
Salem, Oregon trip.. What not to miss?? by bluegrassmom Mar 11, 2018 10:08 PM 49
What is your weather today in your iris garden? by evelyninthegarden Nov 12, 2019 10:34 AM 2,701
Tall Bearded Irises by SherriRaye Jul 20, 2017 3:21 PM 4
Ok..I am gonna give it a try by MISSINGROSIE Jun 18, 2016 11:02 AM 107
how does one get into trading on here by irisfirefighter Apr 25, 2018 6:14 PM 110
What Ghio irises do you have, Add this year, or have on your wish list? by tveguy3 Dec 23, 2014 9:31 AM 342
My Spring Trips to the West Coast by ARUBA1334 Jan 14, 2013 3:07 PM 148
wanda rezac's iris list by irisawe Sep 1, 2011 2:43 PM 9

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