Pocket Botanist
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Check these first
- Check the current season to see if dormancy is starting.
- Feel the soil to see if it is waterlogged.
- Inspect the base of the plant for signs of rot.
Likely causes
Natural dormancy
Most likelyHow to tell: The leaves turn yellow and fade as the weather warms in late spring. This happens after the plant has finished blooming.
What to do: Allow the foliage to yellow and wither completely. This helps the bulb store energy for next year.
Overwatering
PossibleHow to tell: The leaves turn yellow while the soil is soggy or waterlogged. The base of the plant may feel soft.
What to do: Reduce watering frequency immediately. Ensure the soil has excellent drainage and is not sitting in standing water.
Find out what's wrong with your trout lily
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
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When to worry
Yellowing is normal as the plant goes dormant in late spring. Worry only if it happens while the plant is still actively growing in early spring.
Stopping it coming back
Plant in well draining soil and avoid overwatering during the cooler spring months.
Trout Lily: yellow leaves? Check yours with a photo
Every plant is a little different. Take a photo of your trout lily 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
- Should I cut off yellow leaves?
- No, let them die back naturally. The bulb needs the nutrients from the fading leaves.
- Is my plant dying if the leaves turn yellow?
- It is just going to sleep for the summer. It will return next spring.
More problems with Trout Lily
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.