Bizarre runoff in coco...??

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I use a 50/50 mix of Roots Organic coir and hydroton. I just tested the runoff and I'm getting 6.5 pH and 1500+ ppm.

I feed every morning with AN 3 part & CalMag. pH @ 5.6, 900 ppm.

What is causing the intense runoff?

colour Reviewed by colour on 05-21-2010. Bizarre runoff in coco...?? I use a 50/50 mix of Roots Organic coir and hydroton. I just tested the runoff and I'm getting 6.5 pH and 1500+ ppm. I feed every morning with AN 3 part & CalMag. pH @ 5.6, 900 ppm. What is causing the intense runoff? Rating: 5