5 gallon bucket
2 air stones
4 gallons of ro water
Good air pump.
Mix 30 ml of hydroguard (or southern ag)
1 scoop of great white beneficial bacteria
25 ml of high brix molasses
Put air stones in there and turn on and run for 36 hrs. Should be no molasses smell before you put in your res. Will smell real earthy and be the color of tea.