Growers Network was created as a resource for adults in the cannabis industry.

Please verify your age to enter.

Review & Testing Lab


Permaclone Cloning Collars This is where you will post all test updates for Permaclone. Mammoth P This is the category for your posts regarding your Mammoth tests. Hello @Hobbyist ! We are accepting new testers for a couple products, please read below! Mammoth BioControl This is the place to post the results and pics from you test of Mammoth BioControl. Testers should post updates AT LEAST once per week. Veg + Bloom Hello! The Veg + Bloom subcategory is where you will post feedback associated with your Veg + Bloom product tests. When your ready to add feedback, click “new topic” and then add your information and photos in the format of a grow journal. Prism Lighting Science Hello! The Prism Lighting Science subcategory is where you will post your feedback on your Prism Lighting Science product tests. When your ready to add feedback, click “new topic” and then share your information and photos in the format of a grow journal.
Topic Replies Activity
Product Testing Lab FAQ

What information should I include in my product test? We are looking for a mix of quantitative and qualitative data. You can include growth measurements, cultivar information, nutrient concentrations, etc. Also, be sure…

3 October 7, 2019
Join Our Product Testing Lab!

Welcome to the Review & Testing Lab. If you’re a currently active grower, and you’re willing to share your honest feedback (and post at least once a week on our forum via a grow journal) we’ve got free products for you t…

5 September 27, 2019
Whent to swap turbo cloner nutrients? 16 November 11, 2019
CMH 315w - Prism/Sun Systems/Philips 56 November 10, 2019
Ceramic MH 315w CMH Optimum Performance Package Week 2 1 November 10, 2019
Veg+Bloom review 26 November 9, 2019
315 w CMH low profile stealth package 114 November 6, 2019
Ceramic MH 315w CMH Optimum Performance Package End week 1 1 November 1, 2019
Betty's V+B Dirty Test Notes 13 October 30, 2019
Ceramic MH 315w CMH Optimum Performance Package 2 October 26, 2019
New products for testing: Mammoth (read carefully before applying!) 5 October 21, 2019
Veg+Bloom Tests 2 October 10, 2019
Like Free Stuff? Join our New Product Testing Program! 2 September 17, 2019