Quote Originally Posted by Irving View Post
I have a family member who was successful at growing them in straw/hay on TOP of his concrete driveway. He said he just built a box frame (like a sandbox), filled it with hay, and threw some potatoes in. He said it doesn't look pretty, but he was actually able to yield potatoes out of it.

How tall was this box? I have a section of back porch that is pretty much useless during the summer.