Water Saw Greenbrier regularly, especially during its establishment phase and dry periods. Allow the soil to dry out slightly between waterings. Overwatering can lead to root rot, so ensure good drainage.

Reduce watering in winter when the plant is dormant.

Pruning is typically done to manage size, remove dead or damaged stems, or control its spread. It can be pruned back hard in late winter or early spring before new growth begins.

Remove any invasive or unwanted growth as needed to maintain desired shape and prevent overspreading.

Propagation is best achieved through division of rhizomes in early spring or late fall. Seeds can also be sown in fall outdoors or after stratification.

Cuttings from semi-hardwood can be taken in summer, but this method is less common for home gardeners.

Repotting is rarely necessary for Smilax bona-nox as it is often grown in the ground. If grown in a container, repot only when the plant becomes root-bound, typically every 2-3 years.

Use a well-draining potting mix and a larger container, preferably in early spring before active growth.