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Maidenhair spleenwort · Asplenium trichomanes

Why is my Maidenhair spleenwort losing its fronds?

Seeing your fern shed its delicate fronds is usually a sign that it is struggling with its environment. Check the humidity levels around your plant first, as this species is very sensitive to dry air.

Check these first

  1. Check the air around the plant for drafts.
  2. Feel the soil to ensure it is still damp.
  3. Inspect the underside of the fronds for tiny brown bumps.

Likely causes

  1. Low Humidity

    Most likely

    How to tell: The fronds become crisp and brittle before falling off entirely. You may notice the tips turning brown first.

    What to do: Place your fern on a tray filled with pebbles and water to boost local moisture. Mist the foliage daily or keep it in a bathroom with a window.

  2. Temperature Fluctuations

    Most likely

    How to tell: Fronds drop suddenly after being placed near a drafty window or a heating vent. The plant looks healthy otherwise but sheds quickly.

    What to do: Move the pot to a stable location away from air conditioning vents or radiators. Keep the ambient temperature between 60 to 75 degrees Fahrenheit.

Find out what's wrong with your maidenhair spleenwort

The list above covers the usual causes. Pocket Botanist looks at a photo of your actual plant and tells you the likely cause, how serious it is, and what to try first. Identification and a health check are free.

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When to worry

It is normal for a few old fronds to drop as new ones unfurl. Worry if the entire plant is shedding rapidly or if the crown looks bare.

Stopping it coming back

Maintain consistent humidity and keep the plant away from sudden temperature shifts.

Keep your maidenhair spleenwort healthy from here

Save your plant in Pocket Botanist and you get care reminders timed for this plant, plus a care history that shows what worked. Identification and a health check are free.

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Get the app · Or check it from a photo now, free

Questions people ask

Will my fern grow back after losing all its fronds?
If the rhizome is still firm and healthy, it can regrow. Keep the soil damp and provide consistent shade while waiting for new growth.
Does this plant go dormant?
It may slow down in winter, but it is an evergreen fern. It should not lose all its fronds unless stressed.

More problems with Maidenhair spleenwort

Back to the Maidenhair spleenwort guide

This article was generated with AI from the plant’s care profile and is general information, not horticultural advice. Read about how we build these guides.