Thanks for the info. My medium is 50/50 coco-perlite. What PPM/ EC are you feeding at for what you consider 100% strength? I'm getting about 1.7 EC/ 850 PPM with a 3g, 2g,1g per gallon ratio. I've read some other growers going a bit higher grams per gallon to get the PPM even higher than this. I...