Rooftop Garden in L.A.
A lot of people don't have space to garden, and in many places the rooftop is the only option. If you live where it snows, the local architecture is built to support the weight of snow, so a hundred pounds of wet soil per square foot won't collapse a roof. Sadly in Los Angeles, many of our building roofs (or rooves, for those of an elder age) weren't built to hold weather. A light-weight like yours truly can make an…