this is my guide
seedling stage(takes, 0-2 weeks) NO NUTRIENTS only water
vegging stage(takes, 2-5 weeks, the longer the bigger) High N low P low K (N-P-K ex. 10-5-5)
flowering stage( this takes 6*-11* weeks) low N high P high K (5-15-10)
however if you want an ounce of the plant, i would...