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Marsh violet · Viola palustris

Why does my marsh violet have root rot?

It is less common for this plant to develop root rot because it naturally thrives in very wet, boggy conditions. This issue is usually caused by stagnant, sour soil that lacks oxygen or the presence of harmful pathogens in the water.

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root rot on a plant
Photo: Ninjatacoshell, CC BY-SA 3.0

Check these first

  1. Smell the soil for a sour or rotten odor.
  2. Gently lift the plant to inspect the color of the roots.
  3. Check if the drainage holes are blocked.

Likely causes

  1. Stagnant Water

    Most likely

    How to tell: The leaves turn yellow and the base of the plant feels mushy. The soil may also emit a foul, swampy odor.

    What to do: Repot the plant into fresh, well draining potting mix designed for moisture loving plants. Ensure the container has drainage holes to allow excess water to escape.

  2. Fungal Pathogens

    Possible

    How to tell: The roots appear dark, slimy, and break apart easily when touched. This often happens when the same water sits in a tray for too long.

    What to do: Trim away all black or mushy roots with sterilized scissors. Rinse the remaining healthy roots and replant in clean, fresh soil.

Root rot in other plants

Find out what's wrong with your marsh violet

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

If the entire base of the plant is soft and mushy, it is likely too late to save. Some leaf yellowing is normal as older foliage dies back.

Stopping it coming back

Refresh the water in the tray regularly and use a potting medium that stays damp but still allows for some air circulation.

Marsh violet: root rot? Check yours with a photo

Every plant is a little different. Take a photo of your marsh violet and Pocket Botanist tells you which cause is most likely, how serious it is, and what to try first. A few checks a day are free. Save the plant and you get care reminders timed for it.

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Questions people ask

Can I keep my violet in standing water?
Yes, but the water should be refreshed every few days to keep it oxygenated. Stagnant water is the primary cause of root issues.
What soil is best for marsh violets?
Use a mix of peat moss and perlite or a specialized bog plant mix. This keeps the roots moist while preventing total compaction.

More problems with Marsh violet

Back to the Marsh violet guide

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