How to Prune Acer nipponicum?
Little pruning is needed. Remove diseased, damaged, crowded or crossing shoots and unwanted growth. Prune only from late autumn to mid-winter.

Acer nipponicum · Acer nipponicum
Grow in moisture-retentive, well-drained soil in sun or part shade
Little pruning is needed. Remove diseased, damaged, crowded or crossing shoots and unwanted growth. Prune only from late autumn to mid-winter.