how to mix boric acid to kill cockroaches
If its too thin just add a little more boric acid. Stir very well after each addition until you have a thick paste thats no longer easily stirred. Does Boric Acid Kill Cockroaches Cockroach Zone To apply powders such as the longtime homeowner favorite Harris Boric Acid Roach Powder available on Amazon sprinkle the granules on and near nests and access sites. . Put 1 cup of boric acid into a bowl. Begin adding chicken broth to the boric acid about a 12 tsp. Use only a thin. The odor of the broth will attract the rats which will eventually die from consuming the boric acid.