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Honey Locust
Gleditsia triacanthos

Twigs are zig-zagged with thorns at its joints. Between the seeds in the seedpods is a sweet yellowish substance ('honey'). Seedpods are eaten by wildlife. Shouldn't be pruned in wet weather due to risk of infection by nectarial canker. Yellow fall color.

USDA symbol: GLTR

General Information

Plant TypeTree
Height40 to 50 feet
Light ExposureSun
Soil MoistureDry
Bloom ColorYellow, Green
Honey Locust (Honey Locust<div><em class="small">Gleditsia triacanthos</em></div>)
Photo credit: Minnesota Wildflowers (Click to enlarge)


Flooding / Inundation ToleranceHigh
General Resilience8
Salt ToleranceMedium
Stress ToleranceDrought Tolerant

Pollinator Value: Very High

Bloom MonthsMay to June
Pollinator BenefitInsect Pollinated, Provides Nectar, Supports Generalists

Project Planning

Project TypeErosion Control, Upland Buffer
Coefficient of Conservatism1
Herbivore SensitivityMedium
Rate of SpreadMedium
Soil StabilizationDeep
Vegetative ReproductionClonal


EcoregionDriftless Area, Lake Agassiz Plain, North Central Hardwood Forests, Northern Glaciated Plains, Northern Lakes and Forests, Western Cornbelt Plains
Approximate Eco ProvinceEastern Broadleaf Forest, Laurentian Mixed Forest, Prairie Parkland, Tallgrass Aspen Parklands