Use Hog Panels for a Greenhouse Frame Heavy-duty wire fencing, also known as hog panels, can be arched over an existing garden bed to create a simple, cheap greenhouse frame in a jiffy.
PVC Henhouse or Greenhouse Frame Stocks-Young Stock
My Shed Plans - Cedar Greenhouse with Potting Bench - by jhtuckwell @ LumberJocks . More Now You Can Build ANY Shed In A Weekend Even If You've Zero Woodworking Experience!
In Rob's Northeast garden, plants such as lettuce, kale, broccoli, were able to survive the sub-zero weather in these cozy cold frames.
Home Grown Greenhouse DIY Project ? The Homestead Survival Pottery space floor idea!
Building a PVC greenhouse - framing
3 Methods for Heating a Greenhouse - From Mother Earth News magazine.
Ultimate collection of THE BEST tutorials on how to build amazing DIY greenhouses, hoop tunnels and cold frames! Lots of inspirations to get you started!