There are, like the Xiaomi Mi Flora sensor (I think) or something like April Brother soil moisture sensor. I have given up on those though because they're to e

There are, like the Xiaomi Mi Flora sensor (I think) or something like April Brother soil moisture sensor. I have given up on those though because they're to expensive to put in every pot, and if they're not in every pot then I might as well manually check all the pots.