How To Build A Barn Greenhouse

A well designed greenhouse is important for your plants to last through those cold days. It is almost like you can control the weather. Most of the greenhouses I have seen can only last two to three seasons, as they are not strong enough. That’s why I immediately fall in love with this barn greenhouse design.
This barn greenhouse is sturdy and can last quite many seasons. If you are looking for a serious greenhouse, this design is what you should try. You can grow a lot of veggies and flowers year after year with this greenhouse.
To build this barn greenhouse, you will need
Materials:
- 3 pcs 2×4 10’ long Cedar Wood – for back wall
- 5 pcs 2×4 12’ long Lumber – for sides/ridgepole; do not cut
- 32 pcs 2×4 8’ long Lumber
- 11 pcs 12’x26” Corrugated Plastic Greenhouse Panels
- 1 pc 8’x26” Corrugated Plastic Greenhouse Panel – for door side
- 3 pcs 12’ long Tin Panels – for sides and back
- 1 pc 8’ long Tin Panel – for front
- 28 pcs 4’ long Ribbing Strips
- L Flashing – optional, for corners
- Tin Screws
- 3” Screws
- Metal Gussets
- Wood Glue
Tools:
- Measuring Tape
- Square
- Marker
- Hammer
- Drill
- Circular Saw
- Compound Miter Saw
- Carpenter’s Level
- Countersink Drill Bit
- Safety Glasses
- Hearing Protection
Step by step instructions from Ana White