Check these first
- Inspect the undersides of leaves for aphids.
- Check the soil moisture level with your finger.
- Look for signs of black spot fungus on remaining leaves.
Likely causes
Aphid infestation
Most likelyHow to tell: You will see clusters of tiny green or pink insects on new growth and flower buds. They suck the sap, causing leaves to yellow and fall off.
What to do: Spray the plant with a strong stream of water to knock them off. If they persist, apply insecticidal soap every 5 to 7 days until they are gone.
Extreme heat stress
PossibleHow to tell: Leaves may turn crispy or yellow before dropping during prolonged heat waves. The soil will likely be bone dry.
What to do: Increase your watering frequency to every 3 days during peak summer. Apply a 2 inch layer of mulch around the base to keep the roots cool.
Find out what's wrong with your french rose
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 in late autumn is normal as the plant prepares for dormancy. If it happens in midsummer, you need to act quickly.
Stopping it coming back
Keep your rose well watered and inspect the new growth weekly for early signs of pests.
French rose: leaf drop? Check yours with a photo
Every plant is a little different. Take a photo of your french rose 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
- Will my rose grow new leaves?
- Yes, if you address the cause of the drop, the plant will push out new growth once it recovers. It may take a few weeks to see signs of life.
- Should I fertilize a rose that is losing leaves?
- No, wait until the plant is healthy again. Fertilizing a stressed plant can cause further damage to the roots.
Guides to these causes
More problems with French rose
- Why are there dark spots on my French rose leaves?
- Why are there bugs on my French rose buds?
- Why is my French rose not producing any flowers?
- Why are my French rose leaves turning yellow?
- Why are my French rose leaf tips turning brown?
- Why is my French rose drooping?
- Why does my French rose have root rot?
- Why is my French rose growing so leggy?
- Why are my French rose 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.
