How to Prune scaly male fern?
Dead or damaged fronds may be removed as necessary

scaly male fern · Dryopteris affinis
Also known as: golden shield fern
Easy to grow in most cool, moist, lightly shaded sites and will grow in full sun if given plenty of moisture. Tolerant of dry shade but water regularly in their first season and mulch well
Dead or damaged fronds may be removed as necessary