Interveinal reddening and rust spots

Judging by that second picture, I would agree with this. Definitely looks like phosphorus deficiency, slight possibility of calcium as well.

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Sweet tks hmmm how to add more calcium without adding too much magnesium I only have cal mag atm

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Crustacean meal…

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Super broke lol and wouldn’t that take a cpl weeks ?

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Where on the plant are you seeing these leaves? Top, middle or lower?
I would opt for higher phosphorus levels.

Limestone would do that job.

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Middle of the plant

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Any grow shop or nursery should have it…

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Should I use dolamatic lime?

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I know that’s not spelt right hahaha

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Dolomitic lime has magnesium in it too, so I would recommend calcitic lime if you can find some and don’t want to add extra mag.

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Awesomeness tks a bunch everybody;)

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Is calcium bicarbonate a good alternative to calcium carbonate?

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Late to the party sorry…nights, just woke up

Agree with the others, looks like Ca def to me


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@hoppiefrog Those charts have really helped me

Cheers,

Packee

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Much clearer than George Cervantes books

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Calcium seems to be the thing

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And phosphorus;)

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Don’t forget about soil pH, which affects nutrient uptake. Here is a resource to help determine which type of soil conditioner you need. A bag of most should be available at your local garden center, Home Depot, etc., for just a few dollars.

http://www.gypsoil.com/news-and-events/gypsum-and-lime

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Sweet I just got some gypsum I couldn’t find calcium carbonate. I have calcium bicarbonate tho

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I appreciate the link I’ll check that out now

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