Check these first
- Inspect the undersides of the leaves with a magnifying glass.
- Look for fine webbing or sticky residue on the foliage.
- Check neighboring plants for signs of the same pests.
Likely causes
Spider mites
Most likelyHow to tell: You see fine webbing between the blades of grass. The leaves may develop tiny yellow stippling marks.
What to do: Wipe the leaves down with a damp cloth to remove the mites. Spray the plant with insecticidal soap every 7 days until they are gone.
Aphids
PossibleHow to tell: Small green or black insects cluster on the new growth. They leave behind a sticky substance called honeydew.
What to do: Rinse the plant off with a gentle stream of water. Use neem oil to treat the infestation if the aphids persist.
Find out what's wrong with your slender false brome
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
Worry if you see heavy webbing or if the plant starts losing significant color. A few stray bugs are manageable, but a full infestation requires immediate action.
Stopping it coming back
Keep the plant clean and maintain proper humidity to discourage pests from settling in.
Slender false brome: pests? Check yours with a photo
Every plant is a little different. Take a photo of your slender false brome 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 household soap to kill pests?
- Avoid using harsh dish soaps as they can damage the leaves. Stick to insecticidal soap or neem oil specifically made for plants.
- How do I stop pests from coming back?
- Inspect your plant weekly and keep it away from infested plants. Good air circulation also helps prevent pest buildup.
Guides to these causes
More problems with slender false brome
- Why are there spots on my slender false brome leaves?
- Why is my slender false brome looking so leggy?
- Why are my slender false brome's leaves getting brown tips?
- Why are my slender false brome leaves turning yellow?
- Why is my slender false brome drooping?
- Why is my slender false brome showing signs of root rot?
Back to the slender false brome 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.

