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Phosphorous deficiency or just pissed off due to nutrients?

xbabybitchx
xbabybitchxstarted grow question 5 years ago
Leaves turning purple/ then yellow/ I haven't been doing FEED FEED FLUSH, is she angry? or is it phosphorus def? PH is 6.1 mixed, soil is 6.0 run off 6.1/ I cut floragro out due to nitro tox with my other plants// should I add back in? I don't know tds, i need to buy one ASAP.
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Week 12
Leaves. Color - Yellow
Leaves. Color - Dark-purple
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bk_garbage
bk_garbageanswered grow question 5 years ago
Over water, maybe over fert too. Lots of claw so def don't need to add any extra N nutes for sure. That PH is pretty low for soil so the color is probably just some missing phosphorus you're right there. You are already well into flower so I wouldn't worry about getting any leaves back. Those colors really came out pretty cool anyway. I mean if you're ever worried a good flush and then quarter strength balanced feed until the next watering is always a good start. But she doesn't look too unhealthy, just a little damp. Watch the temps, that can have a big effect on wet soil and locking up some phosphorus.
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xbabybitchx
xbabybitchxanswered grow question 5 years ago
Hey everyone, so turns out my PH stick was fucked// this morning I went to flush this plant and the readings for my tap water said 5.3 which its 8.2.. So..... I'm thinking some of the issues are coming from this stupid PH stick from vivosun.. Going to have to order a new one on amazon right now. Thank you so much for all the answers and experience!!! I appreciate it so much! I will be feeding less frequently// adjusting my nutrients and bumping my fan speed up!
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oldtimer6455
oldtimer6455answered grow question 5 years ago
I think your overwatering and need more air flow..I had this problem early on and solved it by letting the plant go until it shows visible signs of wilting..then only giving enough water that the soil becomes almost dry within 48 hours. You may have noticed that some growers measure the amount of water they give their plants. Also, a fan is definitely helpful. I also noticed that during flowering sometimes humidity alone is enough to keep them going, it also brings out the color at the end of flowering. A good indicator of over watering is the leaves are puffy and the tips curl downwards. I try to keep my leaves sharp and pointed slightly upwards. You may encounter a problem if you have fertilized in that when the soil ddries the nutrients become more concentrated and fry the leaves. If you use a really good organic soil mix you don't even need fertilizer for an auto flower. The life cycle is so short the soil provides plenty of nutrients. a plant can only handle so much before fertilizing becomes a negative growth factor
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Grey_Wolf
Grey_Wolfanswered grow question 5 years ago
@BBFowler actually best ph for soil is between 6.2 and 7 for optimum nutrient availability 6.4 is about perfect But in this case I dont think its a deficiency at all but purely Genetics at play and is just a really cool phenotype
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mrpink
mrpinkanswered grow question 5 years ago
PH on soil 6.5-7.0, Not deeper. The ph from the soil Sould be at 5.5-6.5 Too much or less water?
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