When you grow cannabis in hydroponics, it is common to monitor the EC of your feed, and your runoff, to get a rough idea of how much your plant is eating. The best EC for cannabis plants, is not set in stone, and each strain, and even each phenotype will prefer different levels of EC. The only way you can really tell what the best EC for your cannabis plants is, is by monitoring what you are feeding them, and comparing it with what they are giving back in runoff, or changes to your reservoir. In this guide we will
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