Ontario Trees & Shrubs website

Honey Locust
Gleditsia triacanthos

Honey Locust (Gleditsia triacanthos) Other common names: Thorny Locust, Three-thorned Acacia

French names: Févier épineux

Family: Legume Family (Fabaceae), (Cassia Family (Caesalpiniaceae))

Group: Locusts

Distinctive features: Tree

Similar species:
  •   Black Locust (Robinia pseudoacacia) - Smaller, stubby thorns; seed pods are smaller.

  •   Redbud (Cercis canadensis) - No thorns; seed pods are smaller still.


Books: Trees in Canada: 214   

Native/Non-native: Native

See Also:
  •   Great Americans: The Locust Trees, from The Monday Garden, by Sue Sweeney


Photographs: 56 photographs available, of which 13 are featured on this page. SCROLL DOWN FOR PHOTOGRAPHS.

Range Map is at the bottom of the page

Honey Locust (Gleditsia triacanthos)

Honey Locust is easily identified by its huge wicked thorns, shown here.

Honey Locust (Gleditsia triacanthos)

Sometimes the throns are thickly matted on the trunk.

Honey Locust (Gleditsia triacanthos)

Its seed pods are also unique. Here is a bunch of unripe ones.

Honey Locust (Gleditsia triacanthos)

A couple of ripe Honey Locust seed pods in winter.

Honey Locust (Gleditsia triacanthos)

And a photo of one laying on the snow.

Honey Locust (Gleditsia triacanthos)

Profile of a whole tree.

Honey Locust (Gleditsia triacanthos)

Honey Locust has a large doubly-compound leaf.

Honey Locust (Gleditsia triacanthos)

Your leaves emerging in spring.

Honey Locust (Gleditsia triacanthos)

Honey Locust trunk.

Honey Locust (Gleditsia triacanthos)

Closer view of bark on a mature tree.

Honey Locust (Gleditsia triacanthos)

Honey Locust twig with buds, in the spring.

Honey Locust (Gleditsia triacanthos)

Twig with a large thorn.

Honey Locust (Gleditsia triacanthos)

This sign indicates that Honey Locust is actually quite rare in Ontario.


Range map for Honey Locust (Gleditsia triacanthos)

PLEASE NOTE: A coloured Province or State means this species occurs somewhere in that Province/State.
The entire Province/State is coloured, regardless of where in that Province/State it occurs.

(Range map provided courtesy of the USDA website and is displayed here in accordance with their Policies)