Are these bugs harmful?

Yes, they weaken the plant by sucking out its sap. They can also spread plant diseases.

Will neem oil hurt my plant?

It is safe if you follow the instructions on the bottle. Apply it in the evening to avoid leaf burn from the sun.

Polka Dot Plant: pests, causes and fixes

Check these first

Inspect the undersides of the leaves for tiny bugs.
Look for a sticky residue on the leaves.
Check if the new growth looks twisted or stunted.

Likely causes

Aphid infestation
Most likely
How to tell: You see tiny green or black insects clustering on new leaves. The leaves may look sticky or start to curl.
What to do: Wash the plant gently with a spray of water to knock the bugs off. Apply neem oil or insecticidal soap to the leaves every 7 days until they are gone.
Low humidity
Possible
How to tell: The plant is stressed and more prone to attracting pests. The edges of the leaves look dry.
What to do: Keep the plant in a humid spot or use a pebble tray. Healthy plants are much better at resisting pest attacks.

Pests on other plants

Find out what's wrong with your polka dot plant

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.

When to worry

If you see a large colony of bugs covering the stems, it is serious. Act fast before they spread to your other plants.

Stopping it coming back

Check your plant for pests every time you water. Keep it clean by wiping the leaves with a damp cloth.

Polka Dot Plant: pests? Check yours with a photo

Every plant is a little different. Take a photo of your polka dot plant 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.

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

Questions people ask

Are these bugs harmful?: Yes, they weaken the plant by sucking out its sap. They can also spread plant diseases.
Will neem oil hurt my plant?: It is safe if you follow the instructions on the bottle. Apply it in the evening to avoid leaf burn from the sun.

Guides to these causes

Aphids

What are these tiny bugs on my polka dot plant?

Check these first

Not sure what's wrong with your polka dot plant?