How to Prune Japanese holly fern?
No pruning required but frost-damaged fronds can be removed in spring

Japanese holly fern · Cyrtomium falcatum
Also known as: fishtail fern; holly fern; house holly fern
Can be grown outdoors in a moderately fertile, humus-rich soil but will require protection from frosts
No pruning required but frost-damaged fronds can be removed in spring