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Leaf Spot in Clematis

How to identify and treat leaf spot in Clematis.

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Clematis care requirements

water
Regularly; keep moist, especially when young.
soil
Fertile, moist, well-draining, slightly alkaline.
light
Flowering stems in sun; roots in shade (cool roots warm top).
symptoms

Symptoms to look for in Clematis

Small brown or tan spots on leaves, sometimes with a yellow halo, occasionally merging into larger blotches in wet weather.

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Common causes in Clematis

Fungal leaf spot thrives on wet foliage, and Clematis's dense, twining growth habit can trap humidity around leaves if the plant isn't given room to climb freely.

healing

How to treat leaf spot in Clematis

Remove and destroy affected leaves, thin dense growth for better airflow, and apply a fungicide if spotting is spreading.

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Preventing leaf spot in Clematis

Provide adequate support so the vine can climb without excessive tangling, water at the soil level, and clean up fallen leaves each autumn.