Plant are not eating at all

rkymtnman

Well-Known Member
@rkymtnman one more thing
So i have 2 Bluelab meter 1 handheld , 1 stationary
here is strange part
hand shows
PPM 590
PH 6.2
where stat
PPM 560
PH 5.8

can all this be cuz of wrong ph readings ?
both pH readings are ok for hydro. but that is a big difference.
do you have calibration fluids? my meter is a 2pt calibration: 4pH and 7pH so you need both fluids.
 

kratosxxl

Well-Known Member
both pH readings are ok for hydro. but that is a big difference.
do you have calibration fluids? my meter is a 2pt calibration: 4pH and 7pH so you need both fluids.
yeah i calibrated them like 5 times already still they show difference im assuming one of them is defective but not sure which one
 

rkymtnman

Well-Known Member
yeah i calibrated them like 5 times already still they show difference im assuming one of them is defective but not sure which one
that does suck. can you get your hands on any of the PH indicator drops or sticks?
either that or take the average of them and hope for the best? lol
 

kratosxxl

Well-Known Member
so i did res change just to be on the safe side and now they drink water EC stays same and PH rises it went from 5.9 to 6.2 in like 4 hr
PPM is 310 (my water has 150 already) and i cant remove all water.
 

rkymtnman

Well-Known Member
so i did res change just to be on the safe side and now they drink water EC stays same and PH rises it went from 5.9 to 6.2 in like 4 hr
PPM is 310 (my water has 150 already) and i cant remove all water.
did you do the flush first?

are they drinking more water today than they did in the last few days?
 

kratosxxl

Well-Known Member
did you do the flush first?

are they drinking more water today than they did in the last few days?
im still flushing , since i couldn't remove all water from system after adding fresh ph balanced water that's what ppm become (im using 3 stage filtered water not RO ) but thats a good sign right ? if ph goes up and water goes down
 

rkymtnman

Well-Known Member
im still flushing
i'm confused.
did you drain out all of the old res water first? or however you empty the whole system.
then refill with RO water (you can pH or not pH, doesn't matter)
let that run for at least 12 hours, 24 hours is better.
then drain again
then refill with RO water and maybe 2mL per gallon of floranova

but yes, pH going up and water going down is good.
 

kratosxxl

Well-Known Member
i'm confused.
did you drain out all of the old res water first? or however you empty the whole system.
then refill with RO water (you can pH or not pH, doesn't matter)
let that run for at least 12 hours, 24 hours is better.
then drain again
then refill with RO water and maybe 2mL per gallon of floranova

but yes, pH going up and water going down is good.
so i drained as much as i could from rez , vacuuming buckets is not real cuz i have too much roots so when i removed 30 gal water system left with around 10 gall of nute water. im letting it run for 24 hr
 

kratosxxl

Well-Known Member
ok, gotcha now.
just let it run for 24, then drain as best you can, then refill with the 2mL per gallon and let's see what happens.

good luck! . with my plants, they would usually start eating alot after the flush.
Thank @rkymtnman :) so imassuming just 2 ml nutes right ? no silica no calmag ? (that 150ppm in my water is mainly call mag so i dont really need to add ) no additional PK until they start eating ?
 

rkymtnman

Well-Known Member
how about now? water level dropping? ppm still same or dropping? pH rising?

what hours are your lights on?
 

kratosxxl

Well-Known Member
how about now? water level dropping? ppm still same or dropping? pH rising?

what hours are your lights on?
So water level dropping slowly (but that can be evaporation also right ? ) , PPM same (380) PH rising slowly lights are on from 11am-11pm . co2 is 450-500
 
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