Daylily (Hemerocallis 'Promise Keeper') in the Daylilies Database

Data specific to Daylilies (Edit)
AHS link: AHS Daylily Cultivar Info
Hybridizer: Olson-E.
Year of Registration or Introduction: 1996
Ploidy: Tetraploid
Foliage type: Dormant
Scape height: 24 inches
Bloom size: 5.37 inches
Bloom time: Midseason-Late
Plant Traits: Diurnal
Rust Resistance: Shows Susceptibility
Rust Resistance Decimal Score: 3.7
Bloom Traits: Self
Bloom Form: Single
Color description: deep crimson self and lime green 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
Parentage: King's Business x Velvet Beads

Discussion Threads about this plant
Thread Title Last Reply Replies
FALL 2013 Deliveries by JWWC Oct 5, 2013 8:37 AM 125
Mysterious Minstrel Boy by caitlinsgarden Sep 3, 2013 12:20 PM 3

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