http://www.drugs-forum.com/growfaq/97.htm

i think this will answer all your questions and put you back on the right track

i always keep a copy of this printed in my grow room

good luck
ronjohn420 Reviewed by ronjohn420 on . nut burn?? confused ok this is one of 5 plants and its not doin so hot the otherts are fine, im useing biotonic organic grow 2-1.5-2. drip irrigation 15mins ever 2 hours. cant figure out how to help the little guy :confused: and i dont want to scrw up the other 4. thnx Rating: 5