Garlic Barrier (Quart)This specially processed all natural garlic concentrate is odorless minutes after it is applied, even indoors, and will not affect the taste of edible plants. Garlic repels, rather than kills, insects, so it is important to apply it before they have taken up residence. This pest control is exempt from registration and reporting under Federal & California EPA standards and therefore requires no Pest ID#. What is Garlic Barrier? Garlic Barrier is a