Mix 1 1/4 fl. oz. of lime sulfur with one gallon of water to control cane blight. Spray the mixture on the plant when buds swell in the spring. Reapply the mixture when the plant goes dormant in late fall.
Blend 12 1/2 to 15 fl. oz. of lime sulfur into one gallon of water to control spur blight. Spray the lime sulfur on the plant when the buds start to break open.
Add 10 1/2 fl. oz. of lime sulfur to one gallon of water to control powdery mildew or anthracnose. Spray the plant when its canes reach 8 to 12 inches in length.