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.

When the time came for [gentleworks] to build a new greenhouse, rather than going with a conventional design, they decided to go with a geodesic dome instead. The greenhouse uses a few techniques ...

You've decided to build a geodesic dome. Super idea! Geodesic domes are great for greenhouses. The weight of the dome is distributed evenly throughout the series of triangles in the structure.