PlantsDaylilies→Daylily (Hemerocallis 'Great Thou Art')

Data specific to Daylilies (Edit)
AHS link: AHS Daylily Cultivar Info
Hybridizer: Guidry-MacMillan
Year of Registration or Introduction: 1977
Foliage type: Semi-evergreen
Scape height: 20 inches
Bloom size: 5.25 inches
Bloom time: Early
Plant Traits: Rebloom
Diurnal
Fertility: Pod Fertile
Bloom Form: Single
Color description: near white with cream blend and green throat

General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun to Partial Shade
Minimum cold hardiness: Zone 4a -34.4 °C (-30 °F) to -31.7 °C (-25 °F)
Flowers: Showy
Fragrant
Propagation: Seeds: Will not come true from seed
Propagation: Other methods: Division
Ploidy: Diploid
Child plants: 4 child plants

Discussion Threads about this plant
Thread Title Last Reply Replies
Gibberellic Acid (GA) for Faster Seedling Flowering!!! by plasko20 Sep 16, 2021 2:59 PM 59
August 2021 Daylily Seedlings by spunky1 Aug 31, 2021 4:47 PM 149
Do you fertilize your daylilies now or later in the Fall ? by bluegrassmom Aug 15, 2021 9:37 AM 21
Would there be interest in tetraploid a Europa kid? by Dennis616 Jul 26, 2021 7:13 PM 7
Late blooming white daylily identification by ArleenA Aug 8, 2021 9:19 AM 34
July 2021 Daylily Seedlings by profesora Aug 8, 2021 9:58 PM 417
July 2021 Daylily Blooms by Nightlily Sep 4, 2021 10:35 AM 850
Picking the Right one. Picking your brains😜 by taterpye Jun 26, 2021 9:02 AM 4
OT ~ The Porch Swing ~ Summer 2021 by Char Sep 19, 2021 5:08 PM 1,190
Weather In Your Garden ~ Summer 2021 by Char Sep 19, 2021 9:38 PM 1,192
protecting day lilies from deer by etsonnie Jul 10, 2021 8:07 PM 39
Cold Stratification by bobjax Jul 12, 2021 10:49 AM 43
June 2021 Daylily Blooms by spunky1 Sep 12, 2021 7:55 AM 1,054
hattiesburg ahs national convention 2021 by Seedfork May 24, 2021 7:12 PM 3
Root Knot Nematodes by Hortaholic May 6, 2021 8:00 PM 47
April 2021 Daylilies by beckygardener May 4, 2021 9:23 AM 70
Scape Density, experiences and research wanted by Seedfork May 5, 2021 5:45 PM 85
Germination by janwax May 1, 2021 10:37 PM 30
OT ~ The Porch Swing ~ Spring 2021 (CLOSED) by Char Jun 21, 2021 5:25 AM 1,475
Weather In Your Garden ~ Spring 2021(CLOSED) by Char Jun 21, 2021 5:07 AM 1,662

« Add a new plant to the database

» Search the Daylilies Database: by characteristics or by cultivar name

« See the general plant entry for Daylilies (Hemerocallis)

« Visit the Daylilies forum

» Read our note about daylily rust scores

« The Daylilies Database Front Page

« The Plants Database Front Page

Today's site banner is by Lestv and is called "The Third Harmonic"

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.