The local grow store had it.. It was like 50 bucks a quart kinda spendy but man it works.. A couple of bud's I know use it very early in there indoor grows.. especially the soil guy's.. Its like you can see the bugs jumpin out of the FF soil.. So you drench the roots and it kills all the bugs down there and the ones that live are sterile... Then foiler the leaves underside too and all the bugs turn sterile and the eggs get it too kinda cool but know its not instant its best used early and as a preventive sp? heres a link check it out...http://www.pbigordon.com/pdfs/Azatrol-SL.pdf