Also,you can find a cal mag product with very low/no N in it...are you able to check the ppm? Coco needs to be watered more often,daily would be ideal,the roots need the oxygen refreshed,some growers in coco feed multiple times per day..
Cool stuff thanks for the info mate! I'm ph-ing the water to 6.5. I'm using Cana a b for growth and buddhas tree pk 9-18