Jeff Hayward Jeff Hayward This user account status is Approved About About Posts Posts Comments Comments “Running Sterile” with Beneficial Microbes? 2 years ago in: MIIM Must-Reads, Research no comments How to Build Your Own Super Soil: A Recipe 3 years ago in: MIIM Must-Reads no comments 8 Tips for a Successful Side-by-Side Grow Trial 3 years ago in: Grow Trials, MIIM Must-Reads, Research no comments