Data specific to Daylilies (Edit)
AHS link: AHS Daylily Cultivar Info
Hybridizer: Rice-JA
Year of Registration or Introduction: 2011
Foliage type: Dormant
Scape height: 34 inches
Bloom size: 8 inches
Bloom time: Midseason
Plant Traits: Diurnal
Bloom Form: Single
Color description: lavender blue with a very waxy smooth substance

General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Minimum cold hardiness: Zone 3 -40 °C (-40 °F) to -37.2 °C (-35)
Flowers: Showy
Propagation: Seeds: Will not come true from seed
Propagation: Other methods: Division
Ploidy: Diploid
Parentage: Regency Heights x sdlg
Child plants: 30 child plants

Image
Common names
  • Daylily

'Blue Dolphin' was a featured
Plant of the Day for March 31, 2023.
Photo Gallery
Location: Yew Dell Botanical Garden, Louisville KY
Date: 2016-07-02
Location: WV Zone 6a
Date: 2017-08-01, 10:13 AM
Location: Haley Springs Farm
Date: 7/11/23
Strong color after a cooler night
Location: Haley Springs Farm
Date: 2022-06-29
Location: Northern Germany
Date: 2017-08-03
Location: Haley Springs Farm
Date: 2022-06-29
Location: Yew Dell Botanical Garden, Louisville KY
Date: 2016-07-02
Location: Northern Germany
Date: 2023-07-17
Location: Haley Springs Farm
Date: 2022-06-28
Location: central New Hampshire
Date: 2019-07-29
Location: Garden of eScapes Bellevue KY
Date: 2015-07-13
Location: Haley Springs Farm
Date: 2021-06-17

Date: 2008-07-29
Photo courtesy of Thoroughbred Daylilies  Used with Permission
Location: 7A
Date: 2015-07-14
FFO
Location: Haley Springs Farm
Date: 2022-06-29
Location: Haley Springs Farm
Date: 2022-06-22
Flat blooms beautifully presented on strong scapes

Date: 2012-06-23
Looks blue in the morning fades away in afternoon.
Location: Haley Springs Farm
Date: 2021-06-23

Photo courtesy of Thoroughbred Daylilies

Photo courtesy of Thoroughbred Daylilies

Photo courtesy of Thoroughbred Daylilies
Location: Garden of eScapes Bellevue KY
Date: 2015-07-12
Location: Haley Springs Farm
Date: 2022-07-14
Stately presentation on strong scapes
Location: Wilmington, DE
Date: 2013-07-24
FFOE
Uploaded by dormantsrule

Photo Courtesy of Fairyscape Daylilies. Used with Permission.
  • Uploaded by Joy

Date: 2009-12-18
Photo courtesy of Thoroughbred Daylilies  Used with Permission

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