Bonide Sulfur Plant Fungicide Dust, manufactured by Bonide, is a unique sulfur-based fungicide and insecticide dust that helps gardeners and animal oweners seeking to protect their plants or animals from various diseases and certain pests. This fungicide is derived from sulfur, which makes it a reliable option against diseases like rust, leaf spot, powdery mildew, and insects such as mites, thrips, and scales. As a result, applications have a 2-in-1 solution making it an economical product.

Bonide Sulfur Plant Fungicide Dust is a trusted finely milled powder that protects plants from common diseases and insects all-the-way to the day of harvest. It's also versatile enough to suit various user needs and preferences since it be applied as a dust or a sprayable solution. 

Tools Needed 

• As a dust formulation, you will need a type of duster. 
• As a sprayable formulation, you will need a handheld pump sprayer, backpack sprayer, or other pressure sprayer. 

How to Use

• Step 1: Determine how much Bonide Sulfur Plant Fungicide Dust to use by measuring the square footage of the treatment area. Find the square footage by measuring the treatment area's length and width in feet, then multiplying them together (length X width = square footage). To treat lawns, flower gardens, and shrubs for chigger infestations use 1 pound of Bonide Sulfur Plant Fungicide Dust per 500 sq. ft. To control diseases and spider mites on roses, ornamental shrubs, and perennials apply 2 1/4 tablespoons of product per 1 gallon of water. Refer to the product label for specific application rates and restrictions. 
• Step 2: For dust applications, load the duster with the proper amount of dust. For sprayer applications, you will need to pour in half the amount of water, then load the proper amount of dust. Next, add in the remaining half of the water and shake the tank until well-mixed. 
• Step 3: When spraying, apply thoroughly to all leaf surfaces. When dusting, use a good duster and apply the product in a uniform thin film of dust to all leaf surfaces and fruit. Repeat application as stated on the label for specific foliage types. 

Where to Use 

• Bonide Sulfur Plant Fungicide Dust can be used for apples, beans, blackberries, blueberries, boysenberries, dewberries, huckleberries, loganberries, raspberries, cherries, citrus, currants, gooseberries, grapes, nectarines, peaches, peas, plums, prunes, pears, roses, ornamentals, shrubs, perennials, strawberries, lawn, flower garden, and shrubs. 
• It may also be used on interior surfaces of animal quarters, listed poultry, and domestic livestock such as equine, cattle, swine, sheep, goats, and dogs.

When to Use 

• Apply when pest or disease activity is present on days when rainfall is not expected to occur within the next 24 hours of treatment. 
• Do not dust or spray with sulfur during periods of high temperature. 

Safety Information 

• Bonide Sulfur Plant Fungicide Dust is safe to use around children and pets when applied according to the product label instructions. 
• Always wear the proper personal protective equipment (PPE) when mixing and applying this product. 

Special Considerations 

• Use lower application rates for prevention or control of minor insect/disease problems and when temperature exceeds 90 degrees Fahrenheit.
• Use higher application rates for major pest problems, when temperature permits. 
• Do not use sulfur within 2 weeks of an oil spray. 
• Do not use sulfur on citrus within 3 weeks of an oil spray.