How To Make A Sedum Roof On A Shed

Provided that the shed is strong enough and the roof is fully waterproofed already to build a sedum roof on a small shed requires limited diy skills.

How to make a sedum roof on a shed.

Fasten the truss by driving 8d finishing nails at an angle down through the board just above the birdsmouth notch and into the underlying wall plate. An all purpose soil less peat free potting mix is fine for growing herbs and other edibles but mix in plenty of perlite to both improve drainage and save on weight. You will need to build a tanalised wooden frame to your existing shed roof. The diy green roof guide aims to take most of the mystery out of how to build a small scale green roof.

Lift the wooden frame into place. This will protect the roof of the shed from any potential water damage. The frame can be made by simply nailing the corners together or by using l brackets to form the corners. Using rot proof timber build a frame around the roof to contain the garden.

Lower the first rafter truss into place at either the front or back of the shed. Sedum plants herbs wild flowers and grasses work best as they are more resilient than most while still attracting a wide range of wildlife. The first job is to fix an edging to the roof. An online guide to building your own small scale green roof.

1 build the tanalised wooden roof frame. Remember the plants at the top of the roof will receive less water than the plants at the bottom so make sure this is taken into consideration when planting or laying sedum. Whether you want to know how to make a green roof for your shed garage or house extension we hope to provide a clear pathway to accomplishing it. You will need two pieces of 2x4 timber the same length as the width of the roof and two pieces the same length as the depth of the roof minus 4 inches.

In this example i have used a pent shed roof rather than an apex which is easier to demonstrate on. This will stop the sedum matting from drying out at the edges. Use 3 nails for each side. Attach the end rafters to the wall plates of your shed frame.

Line the roof of your shed with a piece of plywood wrapped in waterproof butyl lining.