After running 2 gallons of water only at a PH of 5.9 my runoff out of the hempy hole is still PH 6.7.
I have 12 x 3 gallon pots I'm trying to deal with and this is no fun.
I'm waisting a lot of nutes, no two pots are the same PH or PPM.
After another 6 plant, 8 gallon battle of nutes this...