Pruning guide
How to prune interrupted fern
Best time
Late winter to early spring before new fiddleheads emerge
How often
Annually in late winter, plus as needed during the season
Technique
Cut all dead or collapsed fronds down to the rhizome crown using sharp shears. During the growing season, remove individual spent fronds at the base as needed.
More interrupted fern care
Pruning interrupted fern — FAQ
When should I prune interrupted fern?
Late winter to early spring before new fiddleheads emerge. Cut all dead or collapsed fronds down to the rhizome crown using sharp shears. During the growing season, remove individual spent fronds at the base as needed.
How often does interrupted fern need pruning?
Annually in late winter, plus as needed during the season. Interrupted Fern (Osmunda claytoniana) needs very little pruning. Remove old, brown, or tattered fronds at their base to tidy the plant. It naturally dies back in winter; cut all dead fronds away at the end of the season. No shaping or cutting back of healthy fronds is needed.
How do you prune interrupted fern?
Cut all dead or collapsed fronds down to the rhizome crown using sharp shears. During the growing season, remove individual spent fronds at the base as needed.