Check these first
- Check the base of the stems for mushiness.
- Look for signs of pests like spider mites.
- Verify the plant is not sitting in standing water.
Likely causes
Root Rot
Most likelyHow to tell: The leaves turn yellow or brown and fall off while the stems look mushy or dark at the base.
What to do: Remove the plant from its pot and trim away any black, mushy roots. Repot in fresh, well draining soil and ensure the pot has adequate drainage holes.
Temperature Shock
PossibleHow to tell: Leaves drop suddenly after the plant is moved to a new location or exposed to a cold draft.
What to do: Move the plant to a stable environment away from windows that get cold at night or doors that let in drafts. Keep the temperature between 65 to 75 degrees Fahrenheit.
Find out what's wrong with your common boneset
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 leaves dropping during a seasonal change is normal. Worry if the plant is losing leaves rapidly or if the stems are wilting.
Stopping it coming back
Avoid overwatering and keep the plant in a stable, draft free location.
Common boneset: leaf drop? Check yours with a photo
Every plant is a little different. Take a photo of your common boneset 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
- Does boneset go dormant?
- Yes, in its natural habitat, it may lose leaves as it enters dormancy in the winter. If this happens, reduce water until spring growth begins.
- Can pests cause leaf drop?
- Yes, heavy infestations of spider mites or aphids can stress the plant enough to cause leaf drop. Inspect the undersides of leaves for tiny webs or insects.
Guides to these causes
More problems with Common boneset
- Why is my common boneset drooping?
- Why does my common boneset have spots on its leaves?
- Why is my common boneset growing so leggy?
- Why are my boneset's leaves turning yellow?
- Why are my boneset's leaf tips turning brown?
- Why is my Eupatorium perfoliatum not blooming?
- What are these bugs on my Eupatorium perfoliatum?
- Why are my Eupatorium perfoliatum leaves curling?
Back to the Common boneset 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.
