Hanna pH / EC / TDS / Temp Portable Meter - HI 9813-51 med Gaia Green Worm Castings are

Gaia Green Worm Castings are most commonly used as a bioinoculant to reintroduce the full range of micro-organisms into the soil or growing media

to make sure they are taken-up and used by plants efficiently

SPIDER FARMER - G

The result is a range of products that produce unique and tangible results without reservoir foaming

Hanna pH / EC / TDS / Temp Portable Meter - HI 9813-51 med Gaia Green Worm Castings areThe HI9813 51 is an economical, water resistant, portable meter that measures pH, conductivity (EC), total dissolved solids (TDS) and temperature with a single probe. The meter operation is simplified with dedicated buttons for measurement modes to be displayed on the LCD and knobs for single point calibration of pH and EC TDS. The HI9813 51 has a variable EC to TDS conversion factor that automatically changes from 0. 56 to 0. 78 ppm = 1 S cm based on