Consult where you buy your spray materials or with your county agent or university extension specialist for the correct fungicide to use. Weeds Weeds are more than just unsightly. They can harbor insects and plant disease organisms and, if unchecked, they can injure your flowers, vegetables or lawn by chocking out the desired plants. Proper fertilization and pest management go a long way to prevent weeds, though even the healthiest and best cared-for lawns and gardens can have a problem. There are two types of chemical weed control.
Products are available for spreading that can prevent certain weed seeds from germinating.
Once weeds are growing, they can be controlled by a post-emergent spray. Identification of a weed, like all garden problems, is vital for proper treatment. Once identified, the proper herbicide should be applied. Examine your yard and garden frequently for signs of weed growth. Once weeds are controlled, it is usually a simple matter to prevent further spread with occasional spot spraying.