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

silverbush · Convolvulus cneorum
Also known as: shrubby bindweed; silvery bindweed
Grow in well drained soil or low to moderate fertility, in a sheltered spot with full sun. Good for containers, using a gritty loam based medium, watering well in the growing season, but keeping drier in winter
Usually little pruning is needed. Lightly shape if necessary, removing dead, damaged or diseased shoots. Prune after flowering.