Crinum amphibium thrives in consistently moist soil, mimicking its natural wetland habitat. Water thoroughly when the top few centimeters of soil feel dry. Avoid waterlogged conditions, which can lead to root rot.

Reduce watering slightly during cooler months, but do not allow the soil to dry out completely.

Prune spent flower stalks at their base to encourage further blooming and prevent seed production, which can drain energy. Remove any yellowed or damaged leaves as they appear to maintain plant health and aesthetics.

Heavy pruning is generally not required unless the plant becomes overgrown.

Propagation is typically achieved through division of offsets or bulbils that form around the mother plant. Carefully separate these smaller bulbs during repotting in spring.

They can then be planted in their own pots or directly into the ground, provided suitable conditions.

Repot Crinum amphibium every 2-3 years, or when the bulb begins to overcrowd its container. The best time to repot is in early spring before active growth commences.

Use a well-draining potting mix and a pot that allows for some root expansion.