How to Prune hart's tongue fern?
Dead or damaged fronds may be removed as necessary

hart's tongue fern · Asplenium scolopendrium
Also known as: burnt weed; buttonhole; Christ's hair; horse tongue
Grows well in humus-rich, moist but well-drained soil. Bright mid-day sun can cause damage. May be sensitive to fungicides. Tolerant of dry shade but water regularly during the first season and mulch well. See how to grow ferns for further advice
Dead or damaged fronds may be removed as necessary