Pocket BotanistCheck these first
- Look at the undersides of the leaves for small insects.
- Check if the leaves are sticky or covered in black dust.
- Test the soil to see if it is bone dry.
Likely causes
Aphid Infestation
PossibleHow to tell: Leaves look sticky due to honeydew and may develop black sooty mold. You might see small insects on the undersides of the leaves.
What to do: Spray the leaves with a strong stream of water to dislodge the aphids. For heavy infestations, use an insecticidal soap according to the label directions.
Severe Drought
PossibleHow to tell: The tree sheds leaves rapidly to reduce water loss. The leaves may turn yellow or brown before falling off.
What to do: Provide a deep soaking immediately to hydrate the root system. Continue to monitor soil moisture and water every 7 to 14 days until the weather cools.
Find out what's wrong with your linden tree
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.
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When to worry
Leaf drop is normal in autumn as the tree prepares for winter. Be concerned if it happens during the active growing season.
Stopping it coming back
Keep the tree healthy with proper watering and monitor for pests early in the season. A healthy tree is much better at resisting stress.
Keep your linden tree healthy from here
Save your plant in Pocket Botanist and you get care reminders timed for this plant, plus a care history that shows what worked. Identification and a health check are free.
Questions people ask
- Is the sticky stuff on my leaves harmful?
- The honeydew itself is not directly harmful, but it attracts sooty mold and pests. Washing it off helps the leaves breathe.
- Will my tree grow new leaves this year?
- If the tree loses a significant amount of foliage early in the season, it may not produce a full new canopy until the following spring.
More problems with Linden tree
- Why are there sticky spots on my Linden tree leaves?
- Why does my Linden tree have dark spots on its leaves?
- Why is my Linden tree drooping?
- Why are my Tilia tree's leaves turning yellow?
- Why are my Tilia tree's leaf tips turning brown?
- Why is my Tilia tree showing signs of root rot?
- Why are my Tilia leaves curling?
This article was generated with AI from the plant’s care profile and is general information, not horticultural advice. Read about how we build these guides.