Electrical conductivity
Pronounced / ih·LEK·trih·kul kon·duk·TIV·ih·tee /
A measure of dissolved salts in water or a nutrient solution, used as a rough guide to nutrient strength.
Example in a sentence
“If the runoff electrical conductivity climbs much higher than what you pour in, salt is building up in the medium.”
Also called EC
Read more about Electrical conductivity
Grow guide
pH and EC meters: how to use and care for them
Calibrate with fresh buffers on your meter's schedule, keep a glass pH probe in its specified storage solution, and record EC instead…
Grow guide
EC, PPM and the pour-through test
EC tracks dissolved ions, including salts already in your water; it does not show the balance of individual nutrients. Many meters estimate…