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Broad-leaved willowherb · Epilobium montanum

Why are my Epilobium montanum leaf tips turning brown?

It is less common for this plant to develop brown tips, which typically points to low humidity or salt buildup from tap water. Check the humidity levels in your home first.

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Check these first

  1. Check if the air near the plant feels dry.
  2. Examine the soil surface for white crusty deposits.
  3. Verify that the plant is not sitting directly in a draft.

Likely causes

  1. Low Humidity

    Most likely

    How to tell: The tips of the leaves become dry, crispy, and brown. This is common during winter when indoor heating dries out the air.

    What to do: Group your plants together to create a microclimate or place the pot on a tray filled with pebbles and water. Mist the foliage lightly in the morning.

  2. Salt Accumulation

    Possible

    How to tell: Brown tips appear even when the soil is kept moist. This is often caused by mineral buildup from tap water.

    What to do: Flush the soil by running room temperature water through the pot for several minutes. Use filtered or rainwater for your next few waterings to see if the condition improves.

Brown tips on other plants

Find out what's wrong with your broad-leaved willowherb

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

Minor browning on the very tips is usually just a reaction to dry air. If the brown patches start spreading toward the center of the leaf, take action.

Stopping it coming back

Keep the plant away from heat vents and use filtered water if your tap water is heavily treated.

Broad-leaved willowherb: brown tips? Check yours with a photo

Every plant is a little different. Take a photo of your broad-leaved willowherb 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.

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Questions people ask

Can I trim the brown tips?
You can trim the brown parts with sharp scissors, but try to leave a tiny sliver of brown so you do not cut into healthy green tissue.
Does this plant need a humidifier?
It is not strictly necessary, but it will certainly appreciate the extra moisture if your home is very dry.

Guides to these causes

More problems with Broad-leaved willowherb

Back to the Broad-leaved willowherb 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.