ironheadsmethod

Hey guys, been a member here for a long time but never really posted any of my grows. Here is a Seedsman White Widow I'm about to harvest. shes in a 10 gal pot, 50/50 coco/perlite. under 600w hps & 600w mh. Getting Ironhead's formula which is: (all per gal) 6ml micro (gen hydro) 9ml...