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ph adjustment

  1. NorCAKnowYourGrow


    I know there are a ton of threads on this but I can’t find one that gives me the answer I need. I am growing in fabric containers. Outdoors. Used 75% 420 potting soil with 25% another organic potting soil. I’ve used Fox Farm Big Bloom 2x plus another Big Bloom/Grow Big feeding. I have a...
  2. InTheShed

    Do we need to pH adjust our nutrient solutions?

    Greetings all! I recently had a running email conversation with the "Grower Services & Product Development Director" at ProMix (aka Premier Tech). I began the conversation by posting a question on their website, asking if I should be treating ProMix HP as soil or soil-less when mixing...
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