Purple oder Nährstoff-Sperre ?!

RasendeRollo92
RasendeRollo92started grow question 1y ago
Hey everyone, Since today I've noticed slight red discolorations on the sugar leaves. The stems are also turning a bit red. pH is at the lower limit (~6.0 measured in the soil, not in the drain). Nutrient lockout, or long-awaited purpling?!
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Week 10
Leaves. Color · Dark-purple
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GrowX420
GrowX420answered grow question 1y ago
Das wird Purple 🤤
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DrGruen
DrGruenanswered grow question 1y ago
I think the discoloration is normal too.....especially since the stems are turning red as well......it'll be fine ^^
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RealGrowDiary
RealGrowDiaryanswered grow question 1y ago
Soil should always have a pH between 6.2-6.8 for optimal growth. You might have a lockout, which you can also recognize by the stigma tips turning brown.
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GoodTimesOrganics
GoodTimesOrganicsanswered grow question 1y ago
Hi hi, I'm more inclined to think about the strain coloring, as most plants develop a slight reddish tint on the stems towards the end of the flowering stage. ✌️💚 Otherwise, it looks good. Best regards
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Ultraviolet
Ultravioletanswered grow question 1y ago
Anthocyanins are the pigment responsible for purple hues, 💜 it functions slightly differently from chloryphyll or carotenoids in that its not attached to membranes its in the cell sap itself. Anthocyanins are more stable and appear as red or pink pigments in acidic environments (pH 1-6). At neutral pH (around 7), they exhibit a purple hue. As the pH increases (becomes more alkaline), the color shifts to blue and then to greenish-yellow, and eventually colorless in highly alkaline conditions. Looks like the dark green I'd expect from nitrogen excess but hard to tell. I copy and pasted that last part :)
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00110001001001111O
00110001001001111Oanswered grow question 1y ago
purple petioles (leaf stems) happen with LED more times than not, so it's hard to use it as a symptom reliably. REd streaks in stems indicates low sulfur, but could also just be genetics. These leaves look overly lush, but could be turning purple, too. You'll have to watch for other symptoms to rule out possibilities. Colder temperatures at night (68F and below) will exaggerate autumn colors, too.
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Ninjabuds
Ninjabudsanswered grow question 1y ago
Hey there the plant is looking really healthy don’t worry what your seeing on the leaves is some genetics and it’s being active aided by the nutrients your using. I would not lower the amount of nutrients but I don’t think you up the dose right now either The discoloration is not that bad of a thing it’s the begging of an indicator but it’s barely started so I’d say keep on the same dose of nutrients for the time being Really honestly don’t worry about it. You should only worry about that type of thing if it starts to cover the whole plant and do it very quickly and all the leaves get crisp and curly
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TruTraTri
TruTraTrianswered grow question 1y ago
Honestly, looks and sounds like low temps to me – that kind of purpling on sugar leaves and stems usually comes from cool nights. But since you're hoping for purple anyway, this actually looks on track 🙂 Doesn't seem like a deficiency right now, just natural fade kicking in late flower.
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Yan420
Yan420answered grow question 1y ago
Hey growmie, looks completely normal to me honestly. Some strains do that late in flower, little bit of red or purple creeping into the sugar leaves and stems is super common, especially when they’re getting close to the finish line. Your pH is a little low for soil but nothing crazy. I’d just keep an eye on it and maybe let it drift up a bit on the next watering. Doesn’t look like a lockout or anything bad, plants still look healthy and frosty. If it’s starting to purple up naturally, enjoy it, free colors are always a win in my book haha. Good luck for the last weeks growmie, looks like it’s gonna turn out great!
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All_our_small_plants
All_our_small_plantsanswered grow question 1y ago
That's probably normal, all the stems on my White Widow are red too, a nutrient blockage looks different. Spots on the leaves, dry patches, and much more, for you it might be due to the temperatures at night or the genetics, don't worry too much. What could also be the case is that phosphorus is lacking, but I don't believe that. pH value is still in the okay range.
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