This project from @dreambird.studio proves that with a little creativity, you can make a mini greenhouse from almost anything. The glass dome shown here actually came from the door of an old ...

6. Upcycle an Old Glass Cabinet Glass curio cabinets make easy greenhouses. If you have one on hand, you have a greenhouse ...

Glass is a great choice for a geodesic dome greenhouse! In 1988, the Missouri Botanical Garden tore all 3,625 plastic panels from its geodesic greenhouse, the Climatron, and replaced them with glass.