Daylily (Hemerocallis 'Ground Zero') in the Daylilies Database

Data specific to Daylilies (Edit)
AHS link: AHS Daylily Cultivar Info
Hybridizer: Tompkins
Year of Registration or Introduction: 1999
Ploidy: Tetraploid
Foliage type: Dormant
Scape height: 36 inches
Bloom size: 6.5 inches
Bloom time: Midseason-Late
Plant Traits: Diurnal
Bloom Form: Single
Color description: light lavender blue with lemon white throat

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
Child plants: one child plant

Discussion Threads about this plant
Thread Title Last Reply Replies
OT ~ The Porch Swing ~ Spring 2019 (CLOSED) by Char Jun 21, 2019 4:14 AM 1,431
Untitled by petruske Feb 25, 2019 8:29 AM 13
Weather In Your Garden ~ Winter 2018/2019 (CLOSED) by Char Mar 20, 2019 4:35 AM 1,271
Dug up plants and misplaced plant labels by Seedfork Nov 19, 2018 11:23 AM 33
May 2018 Blooms by beckygardener Jun 5, 2018 11:10 PM 380
Winter losses? by bluegrassmom May 27, 2018 6:28 AM 91
Voles Help by dc0145a Jul 7, 2017 9:12 AM 11
What Did You Do In Your Daylily Garden Today? by bloominholes2fill Nov 11, 2019 8:50 AM 3,853
Weather In Your Garden ~ Winter 2016 - 2017 (closed) by Char Mar 20, 2017 5:05 AM 1,012
5th Daylily of the Day POLL (Closed) by beckygardener Nov 12, 2016 6:34 PM 31
Rust and Summer Dormancy by needrain Oct 7, 2017 8:33 PM 24
Weather In Your Garden ~ Fall 2016 (Closed) by Char Dec 21, 2016 6:35 AM 881
Buying Daylilies from Southern Vendors by kousa May 25, 2016 3:08 PM 47
Narrow leafed daylilies not good for hot zones 9-11? by Seedfork Jul 26, 2018 12:11 AM 24
Starting Daylily seeds by tcmfish Apr 13, 2016 8:15 PM 364
Alphabet of Daylily Terms...Let's Talk About "W's" by Char Feb 28, 2015 9:21 AM 15
(Closed) Weather in your garden~Winter 2015 by Sharon Mar 21, 2015 12:04 AM 1,593
Alfalfa Pellets by Cookies4kids Aug 4, 2014 2:14 PM 58
Do You Keep A Record? by Cat Jun 29, 2014 4:17 PM 94
Hemerocallis Species, Hybrids, and Genetics. Terry McGarty. by Gleni May 31, 2014 2:47 AM 47

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