Shkiper kush

We rinse the plant with plenty of water, spill it 50 liters at a time, the whole idea is to measure the output of ppm, and now our blue device seems to have decided in our hands, but, as in the epic file, we ran out of batteries in the ppm meter, so this information is not right for us it’s important, it looks like the leaf is starting to turn yellow, you can say that the plant has a long-awaited autumn, the final is very close for it.