Pests - Caterpillars (Heliothis, cabbage white butterfly, loopers), Aphids, Melon thrips Diseases - Early blight (Target spot), late blight, septoria leaf spot, powdery mildew, downy mildew, rust and leaf spot diseases. How to Apply - Dust seedlings approximately 7 days after transplanting and repeat at 7-10 day intervals. Apply uniformly, ensuring that the upper leaf surfaces of foliage are covered. Dust when the air is still, preferably in the evening or early morning. Apply more frequently during rainy weather. Avoid excessive application to seedling vegetables.