How to Prune willow-leaved cotoneaster?
Usually little pruning is needed. Lightly shape if necessary, removing dead, damaged or diseased shoots. Prune after flowering.

willow-leaved cotoneaster · Cotoneaster salicifolius
Grow in moderately fertile well-drained soil in full sun or part shade; protect from cold dry winds in colder or northern areas
Usually little pruning is needed. Lightly shape if necessary, removing dead, damaged or diseased shoots. Prune after flowering.