I will be using a PH-TDS meter for the first time... Any suggestions on what is the ideal value of ppm? I am feeding with organic nutes and now on week 4 I use the manufacturer's recommended dose.. The plants are healthy but I want to know how to use correctly this thingโ ๏ธ๐ดโโ ๏ธโ ๏ธ
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Feeding. Chemical composition