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How to Dilute Lime Sulfur for Use on Raspberries

Growing your own plump, juicy raspberries is a rewarding hobby for the home gardener. Unfortunately, diseases and pests sometimes attack your raspberry bush, destroying the plant and ruining the harvest. Lime sulfur spray, available at many garden centers, controls raspberry diseases like cane blight, powdery mildew and anthracnose. Before you use lime sulfur spray, dilute it with water. The amount of water to use depends on the disease you need to treat.

Things You'll Need

  • Bucket
  • Spray bottle
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Instructions

    • 1

      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.

    • 2

      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.

    • 3

      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.