Sambucus ebulus prefers consistently moist soil, especially during dry periods. Water deeply when the top 2-3 cm of soil feels dry. Avoid waterlogged conditions, which can lead to root rot.

Established plants are somewhat drought-tolerant but perform best with regular watering.

Prune Sambucus ebulus in late winter or early spring before new growth begins. Remove dead, damaged, or crossing branches.

To control size or encourage flowering and fruiting, cut back stems by about one-third to one-half. It can also be cut back hard to the ground annually to rejuvenate.

Propagation is typically done through softwood cuttings taken in late spring or early summer. Root cuttings can also be taken in winter.

Division of established clumps in early spring or autumn is another effective method. Seed propagation is possible but may result in less predictable offspring.

Repotting is generally not a concern for Sambucus ebulus as it is a perennial shrub often grown in the ground.

If grown in a container, repot every 2-3 years in early spring into a slightly larger pot with fresh, well-draining potting mix. Ensure adequate drainage to prevent root rot.