Dan Rubin says the design of the Sun Tunnel works quite differently from conventional glass greenhouses. (Danny Arsenault/CBC)
St John’s has a new greenhouse for plant enthusiasts and aspiring gardeners, and it’s built differently from what people might expect.
Called the Sun Tunnel, the greenhouse is located at the Mercy Centre for Ecology and Justice on Mount Scio. Sitting on windy and exposed hillside, the greenhouse is the third in the area.
But the Sun Tunnel stands out from the others. Instead of glass, it’s mostly made out of wood.
The building isn’t heated, but its tunnel-like design traps sunlight inside the structure,
