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PlantFiles: Thornless Honeylocust
Gleditsia triacanthos var. inermis 'Sunburst'

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Family: Caesalpiniaceae (ses-al-pin-ee-AY-see-ee) (Info)
Genus: Gleditsia (gleh-DIT-see-uh) (Info)
Species: triacanthos var. inermis
Cultivar: Sunburst
Additional cultivar information: (PP1313, aka Suncole)
Hybridized by Cole; Year of Registration or Introduction: 1953

2 vendors have this plant for sale.

Category:
Trees

Height:
over 40 ft. (12 m)

Spacing:
15-20 ft. (4.7-6 m)

Hardiness:
USDA Zone 3a: to -39.9 C (-40 F)
USDA Zone 3b: to -37.2 C (-35 F)
USDA Zone 4a: to -34.4 C (-30 F)
USDA Zone 4b: to -31.6 C (-25 F)
USDA Zone 5a: to -28.8 C (-20 F)
USDA Zone 5b: to -26.1 C (-15 F)
USDA Zone 6a: to -23.3 C (-10 F)
USDA Zone 6b: to -20.5 C (-5 F)
USDA Zone 7a: to -17.7 C (0 F)
USDA Zone 7b: to -14.9 C (5 F)
USDA Zone 8a: to -12.2 C (10 F)
USDA Zone 8b: to -9.4 C (15 F)

Sun Exposure:
Full Sun

Danger:
N/A

Bloom Color:
Inconspicuous/none

Bloom Time:
N/A

Foliage:
Grown for foliage
Deciduous

Other details:
Average Water Needs; Water regularly; do not overwater

Soil pH requirements:
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

Patent Information:
Non-patented

Propagation Methods:
From seed; direct sow outdoors in fall
Scarify seed before sowing
By grafting

Seed Collecting:
Allow pods to dry on plant; break open to collect seeds
Properly cleaned, seed can be successfully stored

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By hczone6
Thumbnail #1 of Gleditsia triacanthos var. inermis by hczone6

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By Baa
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By hczone6
Thumbnail #4 of Gleditsia triacanthos var. inermis by hczone6

By hczone6
Thumbnail #5 of Gleditsia triacanthos var. inermis by hczone6

By slyperso1
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By slyperso1
Thumbnail #7 of Gleditsia triacanthos var. inermis by slyperso1

There are a total of 13 photos.
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Profile:

No positives
1 neutral
No negatives

Gardeners' Notes:

RatingAuthorContent
Neutral Joan On Oct 24, 2009, Joan from Belfield, ND (Zone 4a) wrote:


Editor's Note

Plant Patent number 1313 has expired

Regional...

This plant has been said to grow in the following regions:

Crestline, California
Clifton, Colorado
Divide, Colorado
Peyton, Colorado
Spring Grove, Illinois
Waterman, Illinois
Valley Lee, Maryland
Grand Rapids, Michigan
Saint Clair Shores, Michigan
Webb City, Missouri
Middletown, Ohio
Shelton, Washington
New Glarus, Wisconsin
Watertown, Wisconsin



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