Using Sulphur in Flower Beds and Gardens

Sulphur is a mineral that is used for many things including flowers and gardening. It is great for roses, shrubs, ornamentals, and vegetables. The most common source of Sulphur for gardening comes in a dusting wettable form where it can be used as a dust or mixed with water to create a spray. Below you will find several uses for dusting wettable Sulphur in the garden.

Roses
Sulphur can be used on roses to treat and prevent Black Spot, Leaf Spot, Powdery Mildew and Brown Canker. To use Sulphur as a fungicide on roses, spray roses every 7 days starting at the first signs of new growth in the Spring.

Sulphur can be used to treat thrips and mites on roses. To get rid and prevent insects on roses, dust or spray every 5-10 days and after heavy rains.

Shrubs, Ornamentals and Flowers
Sulphur can also be used to treat multiple diseases including those listed for roses on various types of shrubs, flowers, and ornamental plants. Spray or dust plants with Sulphur every 5-10 days until all signs of disease is gone. Continue to reapply as needed.

To prevent insects on shrubs, ornamentals and flowers, dust or spray every 5-10 days and after heavy rain fall.

Vegetables
With special considerations, Sulphur can be used on a variety of vegetables. Used as a fungicide, Sulphur can treat and prevent Powdery Mildew, Downy Mildew, and Botrytis Blight . It can be used on beans, peas, Brussels sprouts, broccoli, cabbage, cauliflower and onions.

To treat vegetables start at the first sign of disease and apply every 7-10 days.

WARNING: Sulphur can injure certain varieties of beans. Depending on the cultivar and distributor, always check with the retailer or online to find out if Sulphur is safe for the type of beans you are growing.

Do not use Sulphur on Tung or Cucurbit plants such as cucumbers, cantaloupes, melons, or squash.

Precautions for Using Sulphur
Sulphur can be used as a fungicide and pesticide and works well. However, there are some hazards accompanied with Sulphur and certain precautions should be taken to insure the safety of humans and animals.

Sulphur, in both wet and dry forms should be stored in resealable containers out of the reach of children and pets. Even minute amounts of Sulphur can be extremely toxic .

Sulphur is very dangerous if inhaled. Always wear a protective mask when mixing or dusting plants with Sulphur. Avoid using Sulphur on windy days and keep pets out of the area.

Sulphur is toxic to fish. Never use Sulphur near fish ponds or near running water that could lead to streams, rivers, creeks, or ponds.

If swallowed contact the Poison Control Center or take to the nearest emergency care center. Do not induce vomiting unless advised by a medical professional.

If Sulphur is gets into the eyes, rinse with water for 15-20 minutes and contact a doctor or emergency care facility for further instructions.