Potato Early Blight Treatment. The disease affects leaves, stems, and tubers, and can reduce yield, tuber size,. Let’s talk about the rescue mission for your spuds—mastering potato blight treatment.
To prevent blight, plant your potatoes in a breezy spot with plenty of space between plants, and treat with fungicide before blight appears. Since potato blight tends to hit later in the season when the weather conditions favour it, growing first and second earlies can dodge the.