changing from 18/6 to 12/12

[burnable]

I've read that when you start flowering, the ratio should be 1-2-3 (N-P-K)
Cut off N 1 or 2 weeks before harvest

burnable Reviewed by burnable on 10-15-2006. changing from 18/6 to 12/12 im sure this has been asked before but not sure wat to believe. is ther anything i should be doing wen i change to 12/12? like change to bud nutrients one week before hand? or go 24 hours with no light before the change? ive heard of a few things but ive never done them and didnt seem to matter. any advice would eb good :) Rating: 5