Control Grey Mould (Botrytis) with Natural and Organic Methods

Method Recipe (Metric) Application Frequency Safe for Vegetable Plants Safe for Ornamental Plants Additional Tips
🍃 Baking Soda Spray Mix 1-2 teaspoons of baking soda in 1 liter of water Every 7-10 days ✅ Yes ✅ Yes - Baking soda raises the pH on plant surfaces, inhibiting fungal growth.
🌿 Pruning and Sanitation Prune and remove infected plant parts As needed ✅ Yes ✅ Yes - Dispose of infected plant material away from the garden.
💦 Water Management Avoid overhead watering to prevent leaf wetness As needed ✅ Yes ✅ Yes - Water at the base of plants to keep foliage dry.
🌱 Neem Oil Spray Mix 2-5 mL of neem oil with 1 liter of water Every 7-14 days ✅ Yes ✅ Yes - Neem oil can act as a fungicide and insect repellent.
🌞 Proper Ventilation Ensure good air circulation in greenhouses or enclosed spaces Continuous ✅ Yes ✅ Yes - Adequate ventilation reduces humidity, discouraging botrytis.
🌾 Copper-Based Fungicide Follow the dilution rate on the product label As directed on label ✅ Yes ✅ Yes - Copper-based fungicides can help control botrytis infections.

Additional Tips:

  • Isolate infected plants to prevent the spread of the disease to healthy ones.
  • Monitor your plants closely for signs of grey mould (botrytis), such as fuzzy gray or brown patches on leaves and stems.
  • Avoid overcrowding plants to improve air circulation, especially in greenhouse environments.
  • Clean and sanitize garden tools and equipment to prevent disease transmission.

These natural and organic methods can help you manage grey mould (botrytis) effectively. Prevention and regular monitoring are essential to minimize the impact of this fungal disease. Adjust your gardening practices based on the severity of botrytis in your area.

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