cordrip
10-07-2007, 06:59 PM
Just purchased the regulator and gas bottle.Can anyone tell me tyhe best time to use co2?My plants have just started their 2nd week of grow.Do i give them co2 now or wait till they are on bloom?Heard a cpl of diffrent theorys but in all honesty that advice was given by a cpl of fuckinhg idiots.Thanks peeps.