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Hi everyone, I am getting some rust markings appea...

MountainBudz
MountainBudzstarted grow question 4 years ago
Hi everyone, I am getting some rust markings appear on my fan leaves. They are not spots but more of patchy lines. Can anyone help identify the issue I am having. It is not on all plants and I have given a much more detailed report in my weekly entry explaining my situation.
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Week 8
Techniques. Defoliation
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Mr_Weeds_Autos
Mr_Weeds_Autosanswered grow question 4 years ago
The brown markings that you are referring to are due to a calcium deficiency. Which is also why you've noticed the slow development of the flower sites, this is also from lack of calcium. I would just up the dosage of CaMg+ that you're giving them to fix the issue. Good Luck with the rest of your journey!!!
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CRiSPrGrow
CRiSPrGrowanswered grow question 4 years ago
hey there that's a magnesium issue , probably because this pheno is more sensitive to the light schedule , the temperature , or even the pH. You can tell based on how the leafs are yellowing between the veins of the leafs, just add cal mag to your feed and as a spray twice a week at the same time as the bio roots. The problem will stop spreading immediately and the plant should recover in ten days or less . Hope this helps ! 🚀
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Cannibalgardens
Cannibalgardensanswered grow question 4 years ago
Hey friend so as you have even noticed your self the problem is localized to where your are exausting your air into the vegetative tent to utilize all available resources . That stale air coming in and the heat will cause what looks like like heat issues or even a deficiency like cal mag which you haven't added yet . If you can have the air moved in just not direct on top of plants may help ... Do your cal mag and move that air exchange a bit and it should help ,I don't believe it's rust fungus but lower humidity would help eliminate that possibility in the future ...cheers and good luck brother ..
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BIGBUDZ450
BIGBUDZ450answered grow question 4 years ago
Hey , so from what I can see I would add some Calmag. Also I get leaves the same way as yours , they are leaves that are receiving the direct wind of my fan a bit like you are explaining. My night tempatures are arround 19-20 and figured with the wind the leaves get a little cold. I defoliated and adjusted my fan direction and haven’t gotten the problem again. I would direct the part entering the 2nd tent towards another direction. Hope this helped. Cheers and happy growing!🚀🚀
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Chayton_elegantbuds420
Chayton_elegantbuds420answered grow question 4 years ago
I think it’s a calcium or magnesium problem. Adding some Calmag will do no harm. Good luck 👍🏽🍀
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