Data specific to Daylilies (Edit)
AHS link: AHS Daylily Cultivar Info
Hybridizer: Stamile-G.
Year of Registration or Introduction: 1989
Foliage type: Dormant
Scape height: 18 inches
Bloom size: 2.5 inches
Bloom time: Early midseason
Plant Traits: Diurnal
Rust Resistance: Shows Resistance
Rust Resistance Decimal Score: 1.5
Fertility: Pod Fertile
Pollen Fertile
Bloom Traits: Self
Bloom Form: Single
Color description: red self with yellow throat
AHS Awards: Honorable Mention: 1994

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: Cranberry Baby x Siloam Jim Cooper
Child plants: 15 child plants

Image
Common names
  • Daylily

'Cosmopolitan' was a featured
Plant of the Day for May 29, 2018.
Photo Gallery
Location: Statesboro, Georgia
Date: 2021-07-12
Cosmopolitan
Location: Chandler, OK
Date: 2019-06-07
Cosmopolitan, Stamile, G
Location: Wood County, TX
Location: Garden of eScapes Bellevue KY
Date: 2015-07-13
Location: My garden 
Date: 2023-08-29
Cosmopolitan daylily
Location: My Garden, Ontario, Canada
Date: 2016-08-04
Location: My Garden
Date: 2022-07-24
Location: Our yard, DeLand, FL
Date: 2015-05-03
Location: My garden

Photo Courtesy of Floral and Hardy Gardens. Used with Permission.
  • Uploaded by Joy
Location: Central MD zone 6
Date: 2013-06-21
Photo by touchofsky
Location: My garden
Date: 2018-07-08

Date: 2008-06-29
Posted with permission and photographed by Eddie Raye Andrews htt
  • Uploaded by vic
Location: northern california zone 9b
Date: 2013-05-06
Cosmopolitan bloom.
Location: central MD, zone6
Date: 2011-06-26
Location: Private Garden, MI
Date: 2005-07-09
Zone 6a
Location: SE Michigan
Date: 2015-07-25
Location: My garden HW near zagora
Date: 2018-05-15

Date: 2011-06-21
Location: My garden in Westland, Mi.
Date: 2013-06-21
Location: northern california zone 9b
Date: 2013-05-06
Cosmopolitan did well in a pot over winter and I rated it \"5\" f
Location: Private Garden, MI
Date: 2005-07-09
Zone 6a
Location: Private Garden, MI
Date: 2005-07-09
Zone 6a
Location: My garden
Rebloom
Plant Events from our members
piksihk On August 30, 2023 Bloomed
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Round bed
piksihk On June 7, 2019 Bloomed
piksihk On July 8, 2018 Bloomed
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piksihk On May 14, 2018 Bloomed
HW near zagora
piksihk On March 22, 2017 Transplanted
piksihk On September 23, 2016 Obtained plant
Houston Garden 70%
SunriseSide On May 18, 2021 Bloomed
FFO
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