More to explore:
Make Your Own Greenhouse, DIY Greenhouse from PVC and cattle panel #HomeBuildersPhoenix. I wonder if I could make a temporary green house to fit over a raised bed.
Alternative Gardening: Make Your Own Greenhouse -Materials : -3 standard "cattle panels". -2 rolls of 10'x50' clear plastic. I used 6 mil. -1 16-foot 2'x'4, 3 8-foot 2'x2's, 1 8-foot 1'x2'. -A package (100) of 8-inch zip-ties. -2 rolls of clear duct tape. -1 roll of standard electrical tape. -2 simple door hinges, and a simple handle and latch. -4 2-foot sections of rebar. -2 20-foot pieces of PVC. Schedule 40 is okay, but lighter grade will work better for this. -2-inch wood screws.
DIY GREENHOUSE: building an inexpensive greenhouse with step by step pictures.
Make Your Own Greenhouse, DIY Greenhouse from PVC and cattle panel Use for chicken house
Make Your Own Greenhouse, DIY Greenhouse from PVC and cattle panel Maybe chicken coop.
Simplicity into a very useful greenhouse that could last for years. Ingenious!