Data specific to Irises (Edit)
Hybridizer: Lloyd Zurbrigg
Year Of Registration: 1984
Year Of Introduction (May Differ From Registry): 1985
Seedling Number: R 65 Oct
Classification: Tall Bearded (TB)
Registered Height: 36 inches (91 cm)
Bloom Season: Mid
Rebloom
Flower Form: Tailored
Bloom Color Classification: Blue
Flower Patterns: Self
Bloom Color Description: Wisteria blue
Beard Color: White, tangerine in throat
Fragrance: Pronounced
Sweet

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
Ploidy: Tetraploid
Parentage: Victoria Falls X probably Summer Holidays
Child plants: one child plant

Image
Common names
  • Tall Bearded Iris
  • Iris

Photo Gallery
Location: Santa Cruz Mountains, California
Date: 2015-05-01
Location: West Jefferson, North Carolina
Date: 2023-08-22
Location: Zone 6a, Pennsylvania
Date: 2016-10-12
Stem and bud pattern at rebloom
Location: Santa Cruz Mountains, California
Date: 2016-07-24
Location: Sass Memorial Iris Garden near Ashland, NE
Date: 2015-05-21
Location: Henry County, Virginia
Date: 2022-05-21
Sugar Blues gracing me with a late bloom.
Location: Mexico, Missouri 
Date: 2022-05-13
Location: Stokesdale, NC
Date: 2022-04-18
Location: Oceanside, California 
Date: 2021-06-02
In my garden
Location: Las Cruces, NM
Date: 2020-04-22
Iris Sugar Blues

Photo courtesy of Blue J Iris. Used with permission.
Location: Winterberry Iris Gardens, Cross Junction, VA
Date: May 27, 2016
Sugar Blues
Location: Mid-Missouri, USA
Date: 2020-06-06
Plant Events from our members
Meredith79 On August 24, 2016 Miscellaneous Event
Planted
VAMOJO On August 21, 2015 Obtained plant
Steins
carlysuko On August 7, 2021 Bloomed
Rebloomed
carlysuko On June 2, 2021 Bloomed
Bloomed for 1st time
UndyingLight From May 23, 2022 to June 7, 2022 Bloomed
Lovely blueish color! Bloomed May 23rd, until June 7th, 2022.
BlueRidgeGardener23 On November 5, 2022 Bloomed
Rebloomed for the second time in two weeks on November 5th, 2022.
BlueRidgeGardener23 On October 24, 2022 Bloomed
Rebloomed October 24th in Zone 7a.
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