Delta maidenhair fern (Adiantum raddianum)

Photo: Forest & Kim Starr, CC BY 3.0 · source

Pruning guide · Houseplant

Delta maidenhair fern: when and how to prune

Adiantum raddianum

Delta maidenhair fern is best pruned in March.

Key facts
Pruning monthsMarch

Delta maidenhair fern: when to prune it?

Remove brown fronds all year round. If the plant looks bare or dried out in March, you can cut everything back.

What else to prune in those months? March

Delta maidenhair fern: how to prune it?

  1. Cut withered or yellow fronds off with their stalk, just above the compost.
  2. If it has dried out completely, cut all fronds back to just above the compost and keep it moist: it often regrows within a few weeks.
  3. Combine a hard cut in March with repotting or dividing.

How much to cut, and how often?

  • One pruning period a year: March.

What does it mean for wildlife?

  • A houseplant lives indoors, so wildlife hardly notices the pruning. Healthy clippings can go on the compost.

Caution: Never cut into the rhizome: that is where the new fronds come from.

Nearby: related pruning guides

Plant profile: Delta maidenhair fern · Pruning calendar and basic rules

This guide is compiled from the Bladwijzer plant profile and pruning calendar.

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