Viscum ambongoense prefers consistent moisture but dislikes waterlogged soil. Water thoroughly when the top centimeter of soil feels dry to the touch.

Reduce watering slightly during cooler periods or when the plant is dormant, ensuring good drainage to prevent root rot.

Pruning is minimal for Viscum ambongoense, primarily to maintain shape or remove any dead or damaged branches. If growth becomes too dense, light thinning can improve air circulation.

The best time to prune is typically in late winter or early spring before new growth begins.

Propagation of Viscum ambongoense is challenging. It is a hemiparasitic plant, often propagated by collecting seeds from mature fruits and sowing them on a suitable host plant.

Germination is slow and requires specific conditions, making it less common for home propagation.

Repotting Viscum ambongoense is rarely necessary due to its slow growth and parasitic nature. If it outgrows its container, which is uncommon, choose a pot only slightly larger and ensure excellent drainage.

Repotting should be done carefully to disturb the root system as little as possible.