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Some taco action and some leaves look like leather

Cannabulz
Cannabulzstarted grow question 2d ago
I haven’t grown in sometime time and I’m using a new nutrient line and I’m getting some taco action and leather look to the leaves. Can someone help me sort this out? I’m using crop salt newts, 1050ppm 2.2ec 5.8ph 385par 80 degrees 65%humidity my water is at 72. What am I doing w
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Organoman
Organomananswered grow question 12h ago
Water is too warm and feeds are too strong.
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NoVC01
NoVC01answered grow question 2d ago
Sometimes ridges are just genetics. A little nutrient rich but quite healthy. You should not be worrying at all.
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John_Kramer
John_Krameranswered grow question 2d ago
look like PK lockout due to N or Mg high lvls of ppm also u shouldn't use that high ppm for this tiny 300-400 ppm Max
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00110001001001111O
00110001001001111Oanswered grow question 2d ago
if 1050 ppm is elemental ppm calculated from gauranteed analysis labels, it's probably a bit high. It's weird your EC is listed as 2.2, because if it convered that to ppm it'd be 1100 on equipment using the '500-scale' conversion factor. got some wind there? Your vpd is even lower than the stated atmospheric temperature. Even without subtracting 3-4F it's in a good enough range. 77F / 65% is 1.11 kPa, so that's not burdening the plant. I wouldn't worry too much about this if your climate is correct and consistent. I bet it as it matures it doesn't even show these signs in new growth. Depending on how that ppm was derived, may need to adjust that but time will tell. If you run into overly lush plants in next few weeks you know to start with a lower concentration next time. The balance of crop salts is awesome out of the box - just like masterblend, southern ag, jr peter's jacks 321, megacrop et al.. they all use a very similar ratio of nutrients and it'll work very well as instructed, but definitely take notes of your dosage over time... The symptoms you will run into will be slow-moving and a culmination of weeks or months of time.
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Ultraviolet
Ultravioletanswered grow question 2d ago
High temperatures and humidity can trigger stomatal closure in plants to regulate water loss. When temperatures are high, plants can lose excessive water through transpiration, so they close their stomata to reduce water loss. High humidity also reduces the rate of transpiration, and in some cases, plants may close their stomata to further conserve water. Elevated (CO2) cause stomata to shrink even smaller, This is a plant's response to reduce water loss through transpiration when CO2 is abundant. Plant can't release water as fast as it needs to keep up with demands your Dli is placing on it, this is causing leaves to wrinkle up and hold more water than they would like too.
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