Data specific to Daylilies (Edit)
AHS link: AHS Daylily Cultivar Info
Hybridizer: Toll
Year of Registration or Introduction: 1991
Foliage type: Dormant
Scape height: 48 inches
Bloom size: 6 inches
Bloom time: Early midseason
Plant Traits: Diurnal
Early Morning Opener (EMO)
Bloom Traits: Self
Bloom Form: Single
Color description: lemon yellow self with apple 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
Fragrant
Propagation: Seeds: Will not come true from seed
Propagation: Other methods: Division
Ploidy: Tetraploid

Image
Common names
  • Daylily

Photo Gallery
Location: Melvindale, Mi 48122
Date: Mid to late season 2010
Nice very northern hardy plant.

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

Date: 2010-04-16
Photo Courtesy of Liliana Flower Farm Used With Permission
  • Uploaded by vic
Comments:
  • Posted by Calif_Sue (Sebastopol, CA - Zone 9a) on May 8, 2016 11:51 PM concerning plant:
    Incorrectly listed as a Diploid with the AHS. The hybridizer is no longer alive to correct it with the AHS. Highland Tower was listed in the hybridizer's catalog as tetraploid.

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