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Leaf Spot in Fern (Boston)
How to identify and treat leaf spot in Fern (Boston).
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Fern (Boston) care requirements
water
Keep consistently moist but not waterlogged.
soil
Rich, peaty, well-draining mix.
light
Bright indirect light. No direct sun.
symptoms
Symptoms to look for in Fern (Boston)
Small brown or black spots on fronds, sometimes with a yellow halo, occasionally causing affected leaflets to drop.
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Common causes in Fern (Boston)
Fungal leaf spot thrives on wet foliage in still, humid air — ironically, the high humidity Boston Ferns need can also favour this disease if airflow around the plant is poor.
healing
How to treat leaf spot in Fern (Boston)
Remove and destroy affected fronds, improve air circulation around the plant without lowering humidity, and apply a fungicide if the spotting is spreading.
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Preventing leaf spot in Fern (Boston)
Provide good airflow even while maintaining high humidity (a small fan nearby can help), and avoid wetting the fronds directly when watering.