I'm flushing but my PH is not changing much

bongholio

Well-Known Member
I just bought a ph kit and my water run-off is between 7.8 and 7.5.Some are in growool and some are in coco soil,i have flushed the 1's in soil with about 5x the pot volume in water in 2 days and its not droping fast enough.What am i doing wrong?
 
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