How to Prune rhododendron 'Purple Splendour'?
Usually little pruning is needed. Lightly shape if necessary, removing dead, damaged or diseased shoots. Prune after flowering.

rhododendron 'Purple Splendour' · Rhododendron 'Purple Splendour'
Grow in moist but well-drained, leafy, humus-rich acid soil, best in part shade with shelter, suitable for full sun if soil remains reliably moist; see rhododendron cultivation
Usually little pruning is needed. Lightly shape if necessary, removing dead, damaged or diseased shoots. Prune after flowering.