Apply Triple Crown T&O Insecticide as a broadcast treatment. Use application volumes of up to 10 gallons per square feet when treating dense grass foliage for uniform coverage. Labels for TRIPLE CROWN T&O INSECTICIDE () You will need Adobe Reader to view some of the files on this page. See EPA's PDF page to learn more. Provided below is the . Apr 1,  · Triple Crown T&O Insecticide For use on lawns and landscaped areas around residential, institutional, public, commercial and industrial buildings