potassium defiency

viper564

Member
is this potassium deficiency, grown in promix hp under hlg 550 and use general hydroponics
 

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looks like over fert. you should give more details if you want a better answer. how much do you feed? how often? what's the highest temp the plant is exposed to? using all three bottles? anything else?
 
shouldnt be overfertilation temp is 84 to 86 and follow the dtw feed chart. 5ml micro 5 ml grow 2.5 ml bloom per gallon. feed once a week
 
the plant is northern light my dude, pure indica. i dont mean to argue my man but my leaf surface temps is 79 degrees on average during the day. if were an hps grow it would be hot but i dont have the far red spectrum from my lights, you really think that 650 ppm a week is torching the plant?
 
you know what, coco is my specialty too. never had an issue with my coco plants as well, thats why i dont think the heat/nutes are the issue. and i really push my coco plants feeding 3 or 4 times a week. my personal thought is the calcium in the promix (dolomite lime) is affecting/locking out the K
 
i mean unless the breeder sent me the wrong seed. i ordered northern lights. Leaf kinda looks similar to me, unless nl has a sativa ancestor and i got the last pheno of a sativa nl around.
 

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