I am going to do an outdoor grow. I'm in the midwest. Any advice on what to amend the soil with? I won't be checking a whole lot. So something that will last would be good.

Thanks for the help
hanayama Reviewed by hanayama on . amending soil I am going to do an outdoor grow. I'm in the midwest. Any advice on what to amend the soil with? I won't be checking a whole lot. So something that will last would be good. Thanks for the help Rating: 5