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Powdery Mildew in Horse Chestnut
How to identify and treat powdery mildew in Horse Chestnut.
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Horse Chestnut care requirements
water
Moderate watering; water deeply during dry spells; tolerates occasional flooding
soil
Deep, fertile, well-drained loam; tolerates clay and alkaline soils
light
Full sun to partial shade; prefers 6+ hours of sunlight
symptoms
Symptoms to look for in Horse Chestnut
- fiber_manual_recordWhite powdery patches on leaves
- fiber_manual_recordDistorted new growth
- fiber_manual_recordPremature leaf drop
help
Common causes in Horse Chestnut
Caused by various fungal species. Spreads in warm, dry conditions with high humidity nights.
healing
How to treat powdery mildew in Horse Chestnut
Remove affected leaves. Apply neem oil, potassium bicarbonate, or sulphur-based fungicide. Improve air circulation.
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Preventing powdery mildew in Horse Chestnut
Space plants for good airflow. Avoid overhead watering. Choose resistant varieties.