Gently wash affected plant parts with a solution of water and mild soap. Use a soft cloth or sponge to avoid damaging the plant surfaces.
Cut away heavily infested leaves and branches to reduce the fungal load and improve air circulation. Dispose of pruned material properly to prevent further spread.
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Mix one tablespoon of baking soda with a gallon of water and a few drops of dish soap. Spray this solution on affected plants to inhibit fungal growth.
A diluted vinegar solution (one part vinegar to three parts water) can also help reduce mold.
Synthetic insecticides of the organophosphate family can be used to prevent insects from feeding on the plant.
Learn effective strategies to prevent and eliminate short-horned locusts and grasshoppers to protect your crops from these pests.