-4 plants starting in 6in pots,then to 12,then 2galon,and last 5gallon.The box is 4.5ft long x 1.5ft wide x 5ft high. -400 Watt hps -Soil ph meter -Soil moisture meter -Rootech cloning gel -Digital thermometer/hygrometer -Grassling timer -Regular soil for tomatoes Any suggestions for nutes? I dont know how they work when should you use the nitrogen and when do you use the phosphorous/Potassium? Doesnt one make ph go up and the other makes it go down? And does anyone have a good chart schedual of when to feed?Also should i get ph up/down? -Anything else i need other then ventilation?