i would run 18/6, just water with ph'ed water for the 1st week or so. don't feeding any nutes. then start with 1/4 to 1/2 strength and work up. if thats a 4oowtt mh then start useing that when you start feeding them. good lucki have fox farm ocean forest soil..so its very good butt i am using a 45watt light right now and doing 16hours on 8 off...is this good???they are ak-48 seeds[white strain] they were just put in the pot in my closet..i have a 400watt light ballister and all.