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Hydroponics CANNA ADDITIVES PK 13/14 Plant Nutrients 5L Litre

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Runoff PPM/EC HELP coco coir

Is anybody having to adjust PPM/EC with 6/9 lucas??Looks like Im getting slight def and Im already using cal/mag supplement. Runoff is coming out roughly 100 ppm lower then going in now. Until recently it was always +100-200 ppm coming out.


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