Vital questions to consider before making a green roof.
Green garden shed roof.
Green roof on shed in the garden of valerie legg and simon harding bury st edmunds suffolk.
The slope of a green shed roof needs to be a balance between being too steep or too shallow.
Whereas too steep means that the growing medium slides down the roof.
Green roof installation guide.
Choosing the right shed.
A green roof is constructed from a number of layers that protect your shed roof and support the plants that are grown in it.
When saturated these layers can weigh in at more than 100kg per square metre or 20lbs per square foot.
Garden sheds are useful places to keep your garden tools and equipment.
This roof was towards the shallow end of the spectrum and could perhaps have been a bit steeper.
It is always best when buying a shed for this purpose to go for a reinforced shed.
This can be a 300 micron damp proof liner or alternatively you can opt for pond liner.
The addition of a green roof will offset the footprint of your garden shed and the fact that such roofs allow plants to grow more freely than on a lawn or flowerbed will help it to attract even greater numbers of birds butterflies bees and other insects.
Green roofs green roofs can range from roof gardens with raised beds and pots to rolled out green carpets to shed roofs containing planting cells that are filled with soil or compost and planted up with low growing perennials and grasses.
Can the building support the load of a saturated green roof and will the roof be waterproof.
A shallow roof pitch wont allow water to drain away.
To start you ll need to put down a layer of membrane.
Alternatively you can reinforce and brace the internal shed structure and roofing joists before fitting.
Planning a green roof.
Green roofs are made up of several layers typically a waterproof root barrier layer to protect the roof a drainage layer water retention mat then the growing medium and vegetation.
Step 1 check if it is load bearing.
At the outset two vital questions must be considered.
But quite often the siting of a garden shed has already been determined before the designer gets there and quite often the clients are reluctant to move them.
When fitting a green roof to a shed make sure that your shed roof can take the increased weight load from a green roof.
There are some things you need to check before building but the job is not very difficult.
