Check these first
- Inspect the undersides of leaves and along the stems.
- Check for sticky residue on the leaves.
- Look for ants, which often farm pests like mealybugs.
Likely causes
Mealybugs
Most likelyHow to tell: You see white, cottony masses in the leaf axils or on the stems. The leaves may look sticky.
What to do: Wipe the pests off with a cotton swab dipped in rubbing alcohol. For larger infestations, spray the tree with neem oil once a week.
Scale insects
PossibleHow to tell: Small brown bumps appear on the stems or undersides of leaves. They do not move and look like part of the plant.
What to do: Scrape the bumps off carefully with a dull knife or fingernail. Apply horticultural oil to smother any remaining insects.
Find out what's wrong with your sugar apple
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.
Scan with your phone's camera to get the app
Or go to pocketbotanist.app/get on your phone
When to worry
A few pests are manageable, but you should worry if you see heavy webbing or if the leaves start curling and dropping. Act immediately to prevent the infestation from spreading.
Stopping it coming back
Keep the tree clean and provide good airflow. Regularly inspect your plant every time you water.
Sugar apple: pests? Check yours with a photo
Every plant is a little different. Take a photo of your sugar apple 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.
Scan with your phone's camera to get the app
Or go to pocketbotanist.app/get on your phone
Get the app · Or check it from a photo now, free
Questions people ask
- Can I use soap to kill them?
- Yes, a mild insecticidal soap works well. Make sure to cover all surfaces of the leaves and stems.
- Will these pests kill my tree?
- If left untreated for a long time, they can weaken the tree significantly. Early detection keeps the tree safe.
Guides to these causes
More problems with Sugar apple
- Why are my sugar apple's leaves turning yellow?
- Why is my sugar apple not flowering?
- Why is my sugar apple losing its leaves?
- What are these dark spots on my sugar apple leaves?
- Why is my sugar apple growing so tall and thin?
- Why are my sugar apple leaves getting brown tips?
- Why is my sugar apple tree drooping?
- How do I fix root rot on my sugar apple?
- Why are my sugar apple leaves curling?
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.

