rust fungus

  1. B

    Cal/mag deficiency or rust fungus?

    Hey, ive had these rust spots pop up over the course of the last week. Ive given her basic fertilizers and also have grinded up some natural chalk for calcium but they keep expanding. Im worried it might be rust fungus? Any help or feedback would be appreciated, thanks
  2. J

    Rusty spots on leaves

    Hello every one I have this problem with one of my plants. There is these rusty looking spots on some of the fan leaves .It literally looks like someone smeared rust on it. I tried rubbing the rust off to see if it is rust fungus. But it didn't come off. I red that it will smear off on you...
  3. D

    Leaf Rust - Mag/Phosphorus or mold?

    Hey Guys, First time grower. Have gone threw the over watering process, let the plants dry out completely flushed them w R/O. Then gave them some light nutrients. All organic Vegamatrix nutrients - organic soil with perlite/vermiculite at bottom of pots. I believe I made the mistake of not...
  4. B

    Rust Bacteria?

    Hello, I’m having trouble diagnosing my seedlings for Rust bacteria. And if it is Rust bacteria would spraying neem oil as a preventative measure be ok for the plant? It’s currently three weeks in. Does Rust bacteria spread like PM? What causes Rust bacteria? And if it ends up not being Rust...
  5. S

    PLEASE HELP Possible Rust Fungus

    Background: I discovered an aphid issue about a month ago on my mother plants. I treated plants and grow area with promis and all was well. I began to notice small bown dots appearing on leaves about 1 week after treating for aphids. I assumed this was a result of the promis spray on the leaves...
  6. T

    Rust spots? Advice needed

    Hello everyone, I posted a thread in the Newbie Central section and thought that maybe I'd get more information here. I've been growing for about a week now. I'm just super anxious that it's rust fungus. Here's what I'm dealing with: 600w MH 18/6 indoor grow Not much ventilation yet. I have 2...
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