Safe for organic production. Controls a wide range of plant diseases. Great for blight. This safe, effective copper formulation protects a wide range of plants from turf grasses to veggies, fruits and flowers. Can be used when plants are dormant to help prevent diseases or during the growing season to keep diseases under control. Prevents and controls powdery mildew, rusts, blackspot, leaf and fruit spot, downy mildew, fruit rot, late blight, peach leaf curl and more. Will not burn plants and can be used up to the day of harvest. Available as a concentrate (mix 1/2 to 2 ounces per gallon of water) or a convenient ready-to-use spray bottle.