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Whitemouth dayflower · Commelina erecta

Why is my Commelina erecta showing signs of root rot?

It is less common for this plant to develop root rot if the soil drains well, as it is quite resilient. Check the soil moisture levels immediately to see if the roots are sitting in standing water.

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

Check these first

  1. Touch the soil to see if it feels soggy or swampy.
  2. Lift the pot to check if water is trapped in the saucer.
  3. Smell the soil for a sour or rotten odor.

Likely causes

  1. Overwatering

    Most likely

    How to tell: The leaves turn yellow or mushy, and the stems feel soft near the soil line.

    What to do: Stop watering immediately and let the top 2 inches of soil dry out completely. If the soil is waterlogged, repot the plant into fresh, well draining potting mix and trim away any black or slimy roots.

  2. Poor Drainage

    Possible

    How to tell: Water sits on the surface of the soil for a long time after watering, and the pot feels heavy.

    What to do: Ensure your pot has drainage holes at the bottom. If it does not, move the plant to a container that allows excess water to escape freely.

Root rot in other plants

Find out what's wrong with your whitemouth dayflower

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 stems are collapsing or turning black at the base, the rot is advanced. It is normal for the oldest bottom leaves to yellow occasionally, but widespread mushiness is a sign of trouble.

Stopping it coming back

Always check that the top inch of soil is dry before adding more water. Use a potting mix amended with perlite to improve drainage.

Whitemouth dayflower: root rot? Check yours with a photo

Every plant is a little different. Take a photo of your whitemouth dayflower 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 save a plant with root rot?
Yes, if you catch it early. Trim away the dead roots, wash the remaining healthy roots, and repot in fresh, dry soil.
How often should I water to avoid rot?
Water every 3 to 7 days, but always use the finger test. If the soil is still damp, wait another day or two before watering again.

More problems with Whitemouth dayflower

Back to the Whitemouth dayflower 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.