Prepping a rooftop garden. After the roof is sprayed with the black waterproof layers, lay down a shield like this to prevent plants from directly sitting on your roof. This also helps with drainage.  Photo 5 of 5 in Rooftop Planting

Rooftop Planting

5 of 5

Prepping a rooftop garden. After the roof is sprayed with the black waterproof layers, lay down a shield like this to prevent plants from directly sitting on your roof. This also helps with drainage.