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Potting Mixes for Certified Organic Production

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By Luke Freeman ~ NCAT Ag Specialist

Published: September 2004

Updated: August 2018



24 pages


This publication covers considerations for an organic grower selecting a potting mix to use for transplant or containerized plant production or for someone wishing to blend organic media. This publication discusses individual components of potting media in addition to organic and biological amendments to improve plant performance. Several organic potting mix recipes are included in the appendix, in addition to suppliers of organic media and amendments.

Table of Contents

Commercial Potting Mixes
Making Your Own Potting Mix
Ingredients Allowed in Organic Potting Media
Further Resources
Appendix 1: Sources of Organic Potting Media and Approved Ingredients
Appendix 2: Recipes for Growing Media

Note: Digital downloads are in full color. Printed, mailed copies are only available in black & white.


This page was last updated on: May 7, 2019