lol,the 1st time i read this thread i wondered the same thing.i read other threads though and seen where rusty gave the recipe.im gonna try it also but when do you know when to start it.im in preflower now.just started using shultz 10-15-10.its the concentrate,is that enough?im gonna post a pic of my girl as soon as i confirm it.GL to all and thnx for the knowledge,a little research can save ya years of frustration.