My building’s condo bylaws go as far as to explicitly ban several species of ivy from balcony and rooftop gardens. It’s a beautiful way to ensure you’ll eventua

My building’s condo bylaws go as far as to explicitly ban several species of ivy from balcony and rooftop gardens. It’s a beautiful way to ensure you’ll eventually need a new facade after it gets into the masonry. But I welcome any mainstream solutions that make the beauty and other nice side effects of heavy climbing plant cover available with a trusted barrier between it and the building underneath.