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

pink tips · Callistemon salignus
Also known as: white bottlebrush; willow bottlebrush
Grow in a frost-free, sheltered position in full sun with a moist but well-drained soil. Ideal for an unheated, but frost-free conservatory or greenhouse. If planting in a container, use a well-drained peat-free mix with 20% by volume of horticultural grit added
Usually little pruning is needed. Lightly shape if necessary, removing dead, damaged or diseased shoots. Prune after flowering.