Walk-in greenhouses with polycarbonate (tough plastic) panes start from around £200, but for traditional glass greenhouses, you could be looking at hundreds of pounds more. Plus, if you have a ...

The ESF teaching and research greenhouse complex is located on the roof of Illick Hall. It consists of seven glass greenhouses ranging in size from 675 to 1,150 square feet.

Arguably, the exterior of Smith College’s greenhouse is almost as beautiful as the inside. The walls and ceiling are almost entirely glass, save for the bright-white beams holding it together.