Espanola company developing four-season greenhouse - Northern Ontario Business

Northern Ontario Business
Espanola company developing four-season greenhouse
Northern Ontario Business
When Jeff Scharf first set up a prototype of his four-season greenhouse, he was mostly looking to test the performance of its envelope, and he planted a few seeds as an experiment. But he didn't anticipate just how well it would work. 0. Sep 23, 2015 3 ...