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Rose · Rosa

Why is my rose bush showing signs of root rot?

Root rot is less common for roses unless they are sitting in soggy, heavy soil. It usually happens when the drainage is poor or the plant is watered too frequently.

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

Check these first

  1. Check the soil moisture by sticking your finger 2 inches deep into the ground.
  2. Inspect the base of the stem for any mushy or dark brown tissue.
  3. Dig slightly around the root zone to see if the roots feel firm or slimy.

Likely causes

  1. Poor soil drainage

    Most likely

    How to tell: The soil stays wet for days after watering and the rose looks wilted even though the ground is damp. You might notice a sour or swampy smell coming from the base of the plant.

    What to do: Improve the soil structure by mixing in organic compost or perlite to help water move through. If the plant is in a container, ensure it has multiple drainage holes at the bottom. Avoid letting the pot sit in a saucer of standing water.

  2. Overwatering

    Possible

    How to tell: The leaves turn yellow and drop off while the stems start to look mushy or discolored near the soil line. The roots will appear brown, slimy, and soft instead of firm and white.

    What to do: Wait until the top 2 to 3 inches of soil are dry before watering again. Always water at the base of the plant to keep the foliage dry and prevent fungal issues. Adjust your schedule to water every 3 to 7 days depending on the heat.

Find out what's wrong with your rose

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 serious if the entire plant is wilting and the stems are turning black at the base. If only a few lower leaves are yellowing, it might just be the plant adjusting to a new environment.

Stopping it coming back

Plant your roses in well draining soil and always ensure they get at least 6 hours of direct sun to help the soil dry out properly.

Keep your rose 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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Questions people ask

Can I save a rose with root rot?
If the rot is caught early, you can prune away the damaged roots and replant in fresh, well draining soil. If the majority of the root system is mushy, the plant likely cannot be saved.
How often should I water my rose to avoid rot?
Water every 3 to 7 days, but always check the soil first. Only water when the top few inches of soil feel dry to the touch.

More problems with Rose

Back to the Rose 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.