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Common Purslane · Portulaca oleracea

What are these bugs on my common purslane?

Aphids are the most common visitors to purslane and they love to hide on new growth. Check the tips of your stems to see if these tiny insects are feeding on your plant.

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pests on a plant
Photo: Jules Verne Times Two, CC BY-SA 4.0

Check these first

  1. Inspect the undersides of the leaves for tiny insects.
  2. Look for sticky residue on the stems or leaves.
  3. Check for white or yellow bumps on the foliage.

Likely causes

  1. Aphid infestation

    Most likely

    How to tell: You will see clusters of tiny green or black insects on the undersides of leaves or near flower buds. They often leave behind a sticky residue called honeydew.

    What to do: Spray the plant with a strong stream of water to knock them off. If they persist, use a mild insecticidal soap or neem oil spray every 5 to 7 days.

  2. White blister rust

    Possible

    How to tell: You will notice small white or yellowish pustules on the undersides of the leaves. This is a fungal issue that can weaken the plant over time.

    What to do: Remove and destroy any infected leaves immediately to stop the spread. Improve air circulation around the plant and avoid getting water on the foliage when you irrigate.

Pests on other plants

Find out what's wrong with your common purslane

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

A few aphids are usually manageable, but a heavy infestation can stunt growth. If the plant is covered in white pustules, it is likely too far gone and should be removed.

Stopping it coming back

Keep your plant healthy with plenty of sun and avoid overcrowding. Check your plants weekly for early signs of trouble.

Common Purslane: pests? Check yours with a photo

Every plant is a little different. Take a photo of your common purslane 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

Are these bugs harmful?
Yes, aphids suck the sap from your plant, which weakens it and can spread viruses. It is best to treat them as soon as you spot them.
Do I need to use harsh chemicals?
No, you should avoid harsh pesticides. A simple water spray or organic insecticidal soap is usually enough to handle the problem.

Guides to these causes

More problems with Common Purslane

Back to the Common Purslane 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.