check this out
http://www.overgrow.com/edge/showthread.php?t=21575
MVilleToker Reviewed by MVilleToker on . What kind of fert when swithching to flower Hi there im on my 5th week of veg growing in soil under 250 watt hps ive been using peters fert which is 20-20-20 what should i use for flowering i just bought miracle grow bloom booster which is 10-52-10 is that ok .I heard middle number shouldbe high and nitrogen should be lowered.Now i asked on nh and they said low first 2 num and 3rd number high is this true.One last question this is my 3rd grow form this strain but first indoor grow.Last years plant looked christmas tree shaped with heavy Rating: 5