How to Prune silver banksia?
Keep pruning to a minimum: remove dead, damaged or unwanted growth; if shaping is needed, trim lightly after flowering.

silver banksia · Banksia marginata
Also known as: honeysuckle tree; Tasmanian honeysuckle
Requires frost-free conditions, but can tolerate drought and salty wind. Outdoors, grow in free-draining, neutral to acid soil that is low in phosphates and nitrates, in full sun. Under glass grow in equal parts loam-based potting compost, grit and peat or peat substitute in full light with good ventilation. Apply half-strength, phosphate-free fertiliser once a month while in growth
Keep pruning to a minimum: remove dead, damaged or unwanted growth; if shaping is needed, trim lightly after flowering.