Low PH runoff in Coco after transplant

Supernova3782

New Member
Hey guys first time grower ever. Was measuring the runoff PH and PPM of my hopefully ladies. It seems alot lower than what I'm putting in. 5.2 runoff. I'm putting in 5.8 to 5.9 PH 200ppm With botanicare cal mag plus and GH 3 part micro flora and bloom. 1.5 ml cal mag, 1ml of the other 3 per gallon of distilled 0ppm water. My seedlings are about 11 days old. Why is the PH out lower than what I'm putting in? Attached a pic of before transplant to larger pots. I flushed the new coco in the larger pots with tap water to remove salts. Then soaked in a 350ppm calmag and rooting enhancer solution for a few hours before I transplanted them to avoid shocking them. Plants look healthy. Growing like crazy. Not getting much height yet but they're still babies and only on their 4th node.
 

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charsi420

Active Member
Don't bother with run-off PH, only PPM. Plants are healthy, leave them alone. My current run is at 3 weeks from seed, will start checking run-off PPM next week on.

Seen examples of perfectly healthy plans being screwed up trying to correct the run-off PH. Not a tail you want to chase...
 

JohnDee

Well-Known Member
Runoff ppm was around 85ppm. I could be over feeding just a smidge
SN...runoff figures are only pertinent when compared to what was going in. So now I have to ask...what were you putting in to get that ppm and what was the ppm of that?
JD
 

JohnDee

Well-Known Member
Well Supernova...I say ignore the numbers. Clearly something is wonkky with your measurement. You can't add 200ppm to runoff and get 85 out the bottom.

Carry on and don't bother testing runoff.
JD
 

Supernova3782

New Member
I put in 250ppm @ 5.9PH this morning. Got 195ppm out with a 5.4PH its slowly coming up. The plants are happy. I'll quit fretting now
 
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