29, 30. Hinged top cold frames and greenhouses
More ideas on how to create a mini greenhouse or cold frame that can be opened for ventilation. ( Both images’ original sources seem to have expired. If you find it, please let me know! )
31-33. Barn Greenhouse Plans
34. Another DIY Barn Greenhouse
Barn style greenhouses are attractive and not too difficult to build. Here‘s another DIY greenhouse with step by step building photos.
35. Fold up DIY greenhouse
This small DIY greenhouse is fold-able! It measures only 4 x 4 feet, disassembles in minutes with wingnuts and can be built in a weekend.
36-38. Salvaged Window Greenhouses
These 3 are bigger greenhouses for the ambitious! Each has great and unique ideas to learn from!
This one above is built by Andy at The Green Lever , a total of 24 windows and 16 pallets were used to build the greenhouse. It also harvests rainwater!
This one by Cheft at Instructables has built in vents, fan, etc. Comes with lots of detailed instructions.
This stunning blue green house from Fine Home Building shows us the magic that paints can do!
39. Bottle Greenhouses
This pop-bottle greenhouse is built by students at Wilmington College Community Garden site in Ohio, The completed greenhouse has a 14×14’ “footprint” with old tires as the foundation and two rain barrels collecting water as a part of the north wall. ( Master Gardening Blog , also a great tutorial by IzzyM )
40. Straw Bale Greenhouse
This beautiful variation of our other straw bale cold frames, is built along the south wall of an existing shed. It’s 10 feet by 14 feet, made of clear corrugated roofing panels. Gotta love straw bale construction! ( Simplify and Save )
41, 42. Geo Dome Greenhouse
Awe inspiring, isn’t it ?!? Not only is a geodesic dome a beautiful and elegant structure, it offers stability in high wind locations, material efficiency, modular construction, optimal light absorption, and a chance of being voted the coolest backyard in town! ( Astrid Degroot | Northern Homestead )
Related article: 12 most beautiful backyard DIY sheds made from reclaimed windows.
Related article: Make a strawberry tower with recycled nursery pots!
Happy building and happy growing!