Glen Babcock

Glen Babcock is the owner of Garden City Fungi and the founder of ExHale Homegrown CO2. Glen has been involved in Agriculture his entire life. Glen graduated from the University of Montana with a degree in Forestry and has been a mycologist for over 23 years. His research has been published in scientific journals worldwide.

Articles by Glen Babcock


CO2 Made Simple CO2 Made Simple CO2 Made Simple CO2 Made Simple


Carbon dioxide may be invisible and odorless, but to a plant it’s the best thing ever. To make the most of it in your growroom, just follow...

Carbon Dioxide’s Discovery & Notes from the Field Carbon Dioxide’s Discovery & Notes from the Field Carbon Dioxide’s Discovery & Notes from the Field Carbon Dioxide’s Discovery & Notes from the Field


Even if you’ve only been growing indoors for a short while, you’ve probably heard that supplementing your indoor garden’s carbon dioxide...

The Missing Ingredient: CO2 The Missing Ingredient: CO2 The Missing Ingredient: CO2 The Missing Ingredient: CO2


Carbon dioxide is an often overlooked aspect of indoor gardening. It has been a hot topic as of late, and while plants can survive without...

That Natural Air Additive: Natural CO2 Enrichment for Indoor Gardening That Natural Air Additive: Natural CO2 Enrichment for Indoor Gardening That Natural Air Additive: Natural CO2 Enrichment for Indoor Gardening That Natural Air Additive: Natural CO2 Enrichment for Indoor Gardening


When plants are able to maximize the process of photosynthesis, the result is larger plants with larger yields. However, plants growing...

Q&A by Glen Babcock


What are the maximum light and CO2 levels that can be applied to a plant before destroying it? What are the maximum light and CO2 levels that can be applied to a plant before destroying it? What are the maximum light and CO2 levels that can be applied to a plant before destroying it? What are the maximum light and CO2 levels that can be applied to a plant before destroying it?


Thanks for writing in. That is a good question. Let’s first look to the sun for some information. The sun is the Earth’s grow light and...

Email Newsletter

Join thousands of other growers who are already receiving our monthly newsletter.