Underground Green House Project
Among other things. When ever I mention that I am building an underground greenhouse I get the strangest looks. Its just the walls that are underground. The roof is transparent and lets the light in. It's based on the idea of a walipini , first used in Bolivia I believe. Kind of a low tech method of getting some plants growing in inhospitable growing areas. Such as our 2b. Any way all good fun. I picked a site on the side of a south facing hill North of our Re-Tired garden to give ours a try. It's right where the excavator is digging. Far enough that there is no shade near it and close enough that I can power it. Mine will be a little different in that I am berming it with tires that will have packed clay in them before I put the dirt back. I haven't decided on using green house plastic or the corrugated type for the roof. Probably the latter as it will have to carry a snow load. And I need to figure out how to insulate the roof during the cold times. Some type o...