My first grow was successful,with about 11$ in soil from ace hardware. With that being said I have a 2 Cf bag of ffhf I want to use this grow. Can you guys help me out with what I need to add to the ffhf soil to make it a good soil for autos. This go around will be 4 autos in 5 gallon fabric pots in a 32"×32"×5' tent with 2 1000 watt led full spectrum not sure of actual wattage "to lazy to get up"......help me out