Grub Ex, 5,000 SQFT Coverage, Season Long Grub Killer, 1 Application Kills & Prevents All Season, 4 Months, Guaranteed, Kills 25% More Grub Types Verse Original Grubex, Improved Killing Power With 60% Less Active Ingredient, Available Nationally Except For Nassau, Suffolk, Kings, & Queens Counties In New York State, Active Ingredient: Chlorantraniliprole.