luscious green roof on a garden shed

DIY Green Roof Guide

The online resource for building small scale green roofs on garden sheds, garages, house extensions and other small construction or retrofitting projects

a green roof on a new house extension

New Builds

A step by step guide to creating a SAFE and LEAK FREE green roof on a new small scale construction project. Learn from the vastly experienced authors how to accomplish it yourself or provide guidance to your contractors

a small green roof on an electrical substation


Even the smallest of roof spaces can provide a small haven of beauty and a wildlife oasis. The retrofitting section advice can be used on garden sheds, cycle & bin shelters, the fundamentals remain the same!

edge details of a garden shed green roof


From suggested screw sizes through edge details to drainage suggestions, John & Dusty take you through the process using text, photos, illustrations and videos

edge details of a garden shed green roof

Planting Ideas

Plant suggestions focussed on native species that can provide the maximum biodiversity. Separate lists for the UK, Eastern USA & Canada, Mid-West USA

Previous Articles

A double roofed green roofed barn

A double roofed green roofed barn is now gracing a woodland in Essex. Sitting in Norsey Woods near Billericay, the barn is an example of how a small building can be both sustainable and deliver for biodiversity The two roofs have provided two different habitats. In...

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Native alliums – green roof plants US to UK

Alliums are always a great choice for green roofs. Furthermore there are native allium species across North America and Europe (including the UK and France. In fact Allium schoenoprasum, one of the most commonly used has a circumpolar distribution. Called chives in...

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Green roof plants – Quebec Canada

Using plant hardiness zones, we have added a green roof planting guide for Quebec and Eastern Canada. It is not a definitive list but gives members an overview of what plants are potentially useable in these areas. The authors are not from Canada, We have have visited...

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Shed of the year – has a green roof crown

The Shed of the Year 2016 that has won the competition not only has a great green roof crown, it is also a stunning creation.   West Reading's Kevin Herbert, claimed his title earlier in August. It followed a record breaking year with 2,825 entries...

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Scottish green roof training event

Scottish and want to learn about green roofs? Well GRT in partnership with SEDA are heading to Edinburgh in September to run an event. Scottish Biosolar Roof SEDA is currently working with BIG. No not the Danish Architects but the Bridgend Inspiring Growth project....

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Dungeness – place for tough plants

Tough plants are needed for green roofs, as a cool post by Kelly Ksiazek  in Chicago at the same time as we were visiting Dungeness. And you can’t get any tougher than here. Dungeness is the largest shingle bank in Europe. Here desiccation is the order of the day....

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Seeds – Spreading wildflower love

Collecting seeds for a small green roof at this time of year (July) is a good idea. The early flowers are turning and their seed pods are ripe for collecting. Further collections can be undertaken for late flowering plants in August and late September.   This...

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Log cabins the original green roofs

Log cabins, in the style of Scandinavian houses, have recently come to the fore in our online community. A number of people have joined, wanting to construct a green roof on these types of buildings.   The image above features in our training sessions. Quite...

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Orchids on a Carport green roof

Orchids on green roofs are not as rare as you might think. This green roof Carport in Herefordshire is a case in point. Spotted Orchids have appeared on the roof.  It has also been a hit with the local invertebrates. Just proves  that with a little thought a small...

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Green Roofs in Normandy

Normandy has a few small green roofs that have been built along the principles of our small green roof guide. We are now taking blogs from our new French site to engage English readers and visa a versa. Notice the tulips in flower and the leaves of Iris. Iris was...

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