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insecticidal-soap

Some Least-Toxic Herbicides

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  Herbicidal Soap is made from potassium salts of fatty acids derived from naturally occurring plant oils and animal fats.  Contact with herbicidal soap damages plant cell walls, causing dehydration and tissue death.  Soaps are broad-spectrum, non-selective, and work best on seedlings.  Deep-rooted weeds and perennials will require repeat applications.  Soaps break down completely within 48 hours and carry the EPA rating: IV. CAUTION.  There is also an herbicidal soap for…

Herbicides

Herbicides

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When looking at large areas of lawn contaminated by weeds, most people consider resorting to herbicides.  In fact, it is difficult to go to a local garden supply store without seeing shelves of products all promising to rid your lawn of weed problems quickly.  Unfortunately, herbicides toxic to your weeds are often hazardous to you and other living things.  Certain components of herbicides (i.e. 2,4-D and arsenic) are under scrutiny…

gardener

What to Wear For Pest & Weed Control

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Whether you’re using insecticides and herbicides derived from botanical, biological, or synthetic materials, take all basic precautions, including the use of goggles, disposable dust masks (for pesticide dusts), and tight-fitting respirators when using liquid sprays.  Use National Institute of Occupational Safety and Health (NIOSH) approved respirators containing activated charcoal cartridges that filter pesticide vapors from the air. Read all product labels thoroughly, and apply the products with great care.  Completely…