EC to PPM Conversion Calculator

Reefertilizer PPM/EC Conversion Calculator

Type a value in any of the fields to convert between EC and PPM measurements:

Learn how EC and PPM affect cannabis growth

Quickly and easily convert PPM measurements to EC and vice versa.

If you’re growing cannabis in hydro or a soiless mix like coco, you will want to keep an eye on the concentration of nutrients, runoff, or reservoir water.

Not all PPM meters calculate the same way so this tool will help you determine how your meter calculates and convert other peoples’ measurements.

If you want to learn more about how measuring ppm is important for growing cannabis you can read this article on that exact topic!

PPM/EC Conversion Chart

If you want to learn even more about growing good cannabis, we offer a free 40+ page guide full of images.
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This guide will answer many questions about growing cannabis, like the following...

Selecting Seeds
Identify and Correct Problems
Maximize Yield
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