A-Z Index

Thornless Honeylocust

Thornless Honeylocust (Gleditsia triacanthos var. inermis)

GIS Coordinate:
N40 21.147 W94 52.947

Trail Number:

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Leaves alternate, pinnately or bipinnately compound, 6 to 8 inches long; 20 to 30 leaflets

Native Locale:
Pennsylvania to Nebraska and south to Texas and Mississippi

Mature Height:
30 to 70 feet

Mature Width:
30 to 70 feet

Hardiness Zones:
Zone 4 to 9

Soil Preference:
Prefers rich, moist bottomlands or on soils of limestone origin; tolerant of drought conditions, high pH, salt

Growth Habit:
Usually a tree with a short trunk and a rather open- spreading crown; light- shaded and consequently grass will grow up to the trunk; a very delicate and sophisticated silhouette which

Rate of Growth:
Fast, as a young tree will grow 2' or more per year over a 10 year period

Disease and Insect:
Leaf spots, cankers, witches broom, powdery mildew, rust, honeylocust borer, midge pod gall, webworm and spider mites

Landscape Value:

Additional Notes:


Leaf - Thornless HoneylocustSummer - Thornless HoneylocustSummer '08 - Thornless Honeylocust