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Deficiencies?

Discussion in 'First Time Marijuana Growers' started by Bassin31, Aug 28, 2019.

  1. CC5175AF-6F57-42B5-BC94-E41D222DA500.jpeg 0BE49B21-9E0F-47EF-9C6E-2B9461CAFF1C.jpeg Im growing critical mass indoors under a 600 watt mars cree 128. I’m mid way through week 5 of flower I started seeing burnt tips thinking nutrient burn I flushed the soil with water ph’d to 6.2 for 5 days. Now I’m seeing leaves like this.
    Is my plant telling me it needs nutrients again if so what is deficient? Any help would be huge!
     
  2. That looks like a calcium deficiency but Purple lights make it difficult to tell...
    Turn the LEDs off for just a minute,and shoot a couple with the flash,or any white light.
     
    • Agree Agree x 1
  3. 5C396396-81DD-4312-929B-FF47A4258D2E.jpeg
     
    • Winner Winner x 1
  4. Yep...Needs Cal-Mag.
     
    • Agree Agree x 1
  5. ok thanks I appreciate it. I’ll just follow instructions on dosage. Will it for sure kill my plant if untreated? How long do I have to treat it. Can I use dolemite lime until I get cal mag?
     
  6. You need to treat soon, so make a 'tea' with dolomite lime,and try to dissolve some of it for now...then pour it all on and water it in.
     
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