Growli

Pruning guide

How to prune black tree fern

Best time
Any time of year as lower fronds die and turn brown
How often
As needed, several times per year
Technique
Remove dead fronds by cutting them close to the trunk. Leave a short stub that will naturally detach over time. Never cut the trunk, and avoid damaging the crown where new fronds unfurl.

More black tree fern care

Pruning black tree fern — FAQ

When should I prune black tree fern?

Any time of year as lower fronds die and turn brown. Remove dead fronds by cutting them close to the trunk. Leave a short stub that will naturally detach over time. Never cut the trunk, and avoid damaging the crown where new fronds unfurl.

How often does black tree fern need pruning?

As needed, several times per year. Black Tree Fern (ponga) requires dead frond removal as it matures. Old lower fronds die naturally and can be cleared away to expose the distinctive dark trunk. This is a culturally significant fern in New Zealand. As with all tree ferns, never cut the trunk or apical crown — the plant cannot survive damage to its single growing point.

How do you prune black tree fern?

Remove dead fronds by cutting them close to the trunk. Leave a short stub that will naturally detach over time. Never cut the trunk, and avoid damaging the crown where new fronds unfurl.