BORAX sold in the cleaning products section of your local stores is great for killing the weeds. Do not use 'close' to any flowers/trees. BORAX also keeps ants away. The instructions for weeds: "...sprinkling borax into all the crevices where you've seen weeds grow. When applied around foundation of your home, it will also keep ants away..." Also, Borax good for many other things around the house. REF: Reader's Digest: Extraordinary Uses for ordinary things --ISBN 0-7621-0705-7 ... View related article.