Just rigged this up today. I used peat moss with a little bit of dirt and mixed in a scoop of DE. The tire should allow it to drain well and as you can see they already love it.
First off, I have to say thank you all for the ideas and input you gave me that helped me to design my coop and run. Though this is my first post I have spent hours on here reading and learning so that I could build the best coop for our hens. As of this morning, we got our first egg! The family...