How can I effectively prevent and treat powdery mildew on my mint plants?

To prevent and treat powdery mildew on mint plants, you can:

1. Ensure proper air circulation around the plants by spacing them adequately.
2. Avoid overhead watering to prevent moisture buildup on leaves.
3. Apply fungicidal sprays containing sulfur or neem oil as a preventive measure.
4. Remove and destroy infected plant parts to prevent the spread of the disease.
5. Consider planting mildew-resistant mint varieties.
6. Monitor the plants regularly for early signs of powdery mildew and take prompt action.