Retrofitted grow lights were not enough to save this heavily shaded green wall that no longer exists International Plant Propagation Society Lack of education, an ongoing threat to the green wall industry 04/12/2021 admin 940 Views 0 Comments By Dan Austin Over the last twenty years, green architecture has moved ahead in leaps and bounds but it hasn’t Please Subscribe to Hort Journal Australia to view this page, or if you're already subscribed, please login below. Login