We at Duckyworld strive for the highest quality possible. That's why we've been working with farmers since 1996 to cultivate the best catnip available Yeowww! Brand catnip. Not only is it important where catnip is grown, but also how it is grown and cured are paramount. All Yeowww! Brand catnip is 100% Organically Grown, making a more potent, premium blend of leaf and flowertop your kitty is certain to enjoy.