A lot people use R/O water. the city I have has water that has 580 PPM right out of the tape. I bought a r/o water filter and a 55 gallon tank just for this reason.
Chabnoc Reviewed by Chabnoc on . help wiv my e.c. readings ? ? ? ? ? my ec is reading 1.8 in my nutes tank an 0.6 in normall water is this correct 4 my first phase of growing Rating: 5