Data specific to Irises (Edit)
Hybridizer: Schreiner
Year Of Registration: 1992
Year Of Introduction (May Differ From Registry): 1992
Seedling Number: W18-2
Classification: Tall Bearded (TB)
Registered Height: 37 inches (94 cm)
Bloom Season: Mid
Flower Form: Ruffled
Bloom Color Classification: Blue
Flower Patterns: Self
Bloom Color Description: Medium blue
Beard Color: Yellow, tipped white
Awards: Honorable Mention: 1994
Award of Merit: 1996
John C. Wister Medal: 1998
Dykes Memorial Medal: 2001
Franklin Cook Memorial Cup: 1996

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
Ploidy: Tetraploid
Parentage: N59-A: (J78-3: ((Cup Race x Tufted Cloud) x Sailor's Dance) x I 38-A: (Sapphire Hills x (Parisian Blue x (((Schreiner sdlg. x Harbor Blue) x (J 274-A x Violet Harmony)) x (Swan Ballet x Snowy Heron))))) X L 100-A: (I 144-G: (((((Black Onyx x N 371-1) x Grand Ball) x (Sterling Silver x (((Pierre Menard x (Blue Rhythm x Chivalry)) x Harbor Blue) x (Blue Sapphire x Harbor Blue)))) x unknown) x Neptune's Pool) x G 119-H: (A 587-1: ((L 474-2 x Prince Indigo) x (Licorice Stick x N 364-1)) x D 4-A: ((S 640-1 x Blue Chiffon) x (Blue Chiffon x P 1033-1))))
Child plants: 56 child plants

Image
Common names
  • Tall Bearded Iris
  • Iris

Photo Gallery
Location: San Rafael, CA
Date: 2017-05-02
Photo by Neela
Location: San Rafael, CA
Date: 2020-05-06
A favorite every year.    Form is outstanding.
Photo by Snork
Location: San Rafael, CA
Date: 2020-05-06
Location: Lincoln NE zone 5
Date: 2015-05-22
Location: My garden
Date: 2019-06-04
First year plant.
Photo by AndreaD
Location: San Rafael, CA
Date: 2017-05-03
Location: San Rafael, CA
Date: 2018-05-12
Location: San Rafael, CA
Date: 2018-05-12
Location: Daisydo's garden
Date: 2021-05-21
Location: My Gardens
Date: May 20, 2015
Cloudy, Cold & Temp 41°F!
Location: My Gardens
Date: May 2012
Always Nice!
Location: Back yard
Date: 2016-05-16
Location: My Gardens
Date: May 19, 2017
After A Storm
Location: Schreiner's Iris Gardens, Salen, Oregon
Date: 2015-05-18
AIS National Convention, Portland, OR--Iris in Wonderland 2015
Location: Cisco, Tx 
Date: 2021-04-26
A great modern medium blue, hence the Dykes Medal,  however took
Location: My Gardens
Date: May 20, 2015
Cloudy, Cold & Temp 41°F!
Location: Chailey Iris Garden, East Sussex, UK.
Date: 2022-06-11
Location: Nashville, TN
Date: 2013-05-11
Location: New Zealand
Date: 2014-11-11
Location: San Rafael, CA
Date: 2017-04-27
Location: San Rafael, CA
Date: 2017-04-27
Photo by Betja

Yaquina Blue
Location: My Garden, Arvada, Colorado
Date: june
purchased at Iris4u in Denver
Location: Back yard
Date: 2016-05-15
heavy overcast, very blue light.
Location: Back yard
Date: 2016-05-15
Location: Chailey Iris Garden, East Sussex, UK.
Date: 2022-06-11
Location: Elk Grove, CA
Date: 4/11/17
Location: Michigan-my garden
Date: May 30, 2017
Location: Cisco, Tx 
Date: 2020-04-21
Photo by Betja
Photo by Betja

Yaquina Blue 1992

Yaquina Blue
Photo by Betja

Date: 2003-05-12
Photo courtesy of Napa Country Iris Garden
Location: My garden in Bakersfield, CA
Date: April 22, 2012

Photo courtesy of Blue J Iris. Used with permission.
Location: North Eastern Pennsylvania
Date: 2011-06-04
Location: In a public garden
Date: 2013-05-04
Location: Winterberry Iris Gardens
Date: 2012-05-11
Location: Catheys Valley CA
Photo courtesy of Superstition Iris Gardens, posted with permissi
Location: My garden in Bakersfield, CA
Date: April 20, 2011
Location: My garden in Bakersfield, CA
Date: April 20, 2012
Location: Mackinaw, IL
Date: 2011-10-15
Iris 'Yaquina Blue' rhizome.  Photographed with a watch to show s
Location: In a public garden
Date: 2013-05-04
This plant is tagged in:
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Plant Events from our members
csandt On July 17, 2010 Obtained plant
Potted during hot weather; planted in September.
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Discussion Threads about this plant
Thread Title Last Reply Replies
Gorgeous!!!!! by csandt Jun 4, 2019 9:51 PM 2

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