Gleditsia caspica, the Caspian locust or Persian honeylocust, is a species of Gleditsia native to western Asia, in the Caucasus region of Azerbaijan and northern Iran, close to the Caspian Sea.

[1][2] It is a medium-sized deciduous tree growing to 12 m tall, with the trunk covered in numerous, 10–20 cm long branched spines.

The flowers are greenish, produced in racemes up to 10 cm long.

[2][3] It is closely related to Gleditsia japonica (syn.

Effects of physical and chemical treatments of seed dormancy breaking on seedling quality index (QI) of Caspian locust (Gleditsia caspica Desf.).