Originally Posted by jayfury People arent trolling on here looking to answer questions all day.... You posted a question an hour and a half ago..... give it some time before you get mad and say the wrong thing, cuz then you will get zero help on here... I know from experience... As for the answer to your question........... Buy an EC/ppm Truncheon Meter...... they are like $125, but worth their weight in gold... Also, get a good PH meter, you will need it. Pick out a nutrient line that you want to use ...