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discoloration on leaves

  1. C

    Need help

    Need help. Im new to growing. Dont have top notch products and just been using tap water. I have been feeding it plant food once every week. Ive done research but still cant figure it out. Im thinking magnesium deficiency? If anyone has had problems like this please let me know what to do ...
  2. I

    Nasty leaves on outdoor GG plant! Help!

    This is my 2nd time growing and have been spotting a bunch of shit on my leaves compared to my other 4 plants. They’re all the same size and grown in the same place but this one has little black dots of shit from insects and has white residue stuck on it. Today is the first time I look in really...
  3. H

    Yellowing Leaves

    I have a few plants with yellowing/discolored leaves, and I'm trying to find the cause of this issue! One plant is a variety known as "Holodeck Jesus" from Cannabeizein seeds. Here's the link to information on it: HOLODECK JESUS. The node structure for this plant has been off since it sprouted...
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    discolour4.JPG

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    discolour3.JPG

  6. H

    Weird blotches on leaves

    I made a thread the other day, and thought I came to a conclusion. I was debating between phosphorus and nute lock. Then I decided to take a look under my 5 gal, and noticed she had 1/4 inch roots sticking out, so I added a second pot under her with 1/4 soil. That was yesterday. So it still...
  7. A

    Is this a nutrient toxicity or deficiency?

    Hey everyone, I'm having some issues with a couple of my plants. I'm not sure if this is excessive nutrients or is it a lack of nutrients? I'm using general hydroponics 3 part nutrient mix. I've fed each of them around 3 times. Each time, I watered/fed each plant with 1 gal distilled water...
  8. R

    Help! Whitening of leaves overnight

    First time caretaker grower, & I'm in the 5th week of vegetation. I've had many, many issues with PH balance which has stunted the growth. FYI - aeroponic system 20 gallon soilless 15 min on / 15 min off water pumping into root system 18 hrs flourescent lighting 6 hours darkness good...
  9. B

    Need advice please

    I have fan leaves that are turning color and spotting (see photos) and I believe it to be a calcium deficiency but got cal-mag and have been giving half doses and haven't noticed much of a change. Most of the fan leaves got so bad that we had to trim them off. Just trying to figure out what this...
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