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calmag issue

  1. A

    Need calmag? Help please :)

    My son sprayed ceramic car coating on some of my leaves... wiped and rinsed off and I thought the burn was from that, but wondering if I've actually got a calcium deficiency. Thanks for any help
  2. N

    New Grower Magnesium deficiency? Week 4 of flower /FFOF soil

    Day 60 from sprout. First time ever grower here and think I have a magnesium deficiency (Blueberry Auto) but would like thoughts from others here. I have been feeding 5ml of CalMag per 1 gallon of RO water for last month. Do I increase CalMag to say 7ml or feed Epsom salt in addition? Or maybe...
  3. M

    Browning leaves in flower

    Need help ASAP. I'm in dwc and my ppms are 600 and 368 of that is cal mag. I have a few stems that are slightly purple, so I've been slowly upping the cal mag every water change. She drinks about a gallon a day. Blue dream auto. The problem is I've noticed some of the top bud sites have leaves...
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