What deficit is it?

RockSta83
RockSta83started grow question 2y ago
Hey guys, What kind of deficit is causing this? I see it only on one plant on top … yes I know they are a bit overfeeding … looks like a magnesium problem? I‘m using calmag with every watering …
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All_our_small_plants
All_our_small_plantsanswered grow question 2y ago
Hi, it looks like there might be a phosphorus deficiency. This can have various causes. Is the pH value of 6.3 your runoff or what you're watering with? Incorrect pH can lead to a blockage. - There can also be a blockage due to too much zinc or iron in the soil. - Cold temperatures also lead to poor phosphorus uptake in your ladies. - And nutrient antagonism, which means an imbalance in nutrient supply. - Or just use a fertilizer with more phosphorus. Check your runoff and make sure the pH value is okay.
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AsNoriu
AsNoriuanswered grow question 2y ago
N ntoxicity, lockout or close to. rusty spots - calcium, think toxicity too, it looks very similar to deficiency , but patches are bigger and grouped , so i say overdose ...
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