Gleditsia aquatica thrives in consistently moist soil, mimicking its natural wetland habitat. Water deeply when the top 2-5 cm of soil feels dry.

Avoid waterlogged conditions, but ensure the soil never completely dries out, especially during establishment and hot, dry periods. Reduce watering slightly in cooler months.

Prune Water Locust primarily to remove dead, damaged, or crossing branches. This is best done during the dormant season (late winter or early spring) to minimize stress and disease.

Young trees may benefit from structural pruning to develop a strong framework. Avoid heavy pruning unless necessary.

Propagation is typically done by seed, which requires scarification and stratification to break dormancy.

Soak seeds in hot water for 24 hours, then stratify in moist sand or peat moss for 60-90 days at cool temperatures. Grafting is also an option for clonal propagation but is less common.

Repotting is generally not necessary for established trees in their natural or landscape settings. For container-grown specimens, repot every 2-3 years in early spring as needed, moving to a slightly larger container.

Use a well-draining potting mix, incorporating some compost or organic matter.