pH, EC, PPM, TDS
Whether you indulge in indoor gardening, outdoor gardening or hydroponics growing, the proper balance of the growing environment determines the health of your plants... Here are some tools to help gain and maintain the proper balance your plant's environment.
- pH: (chemistry) p(otential of) H(ydrogen)
- TDS: total dissolved solids
- PPM: parts per million
- EC: electrical connectivity