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.

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Green roof on shed in the garden of Valerie Legg and Simon Harding, Bury St Edmunds, Suffolk. Image: Tim Sandall/RHS

Quick facts

Green roofs are covered with plants
Rooftop gardens are green roofs
All green roofs will save energy through insulation
Lightweight materials to grow plants in are available
Green roofs are affected by drought and waterlogging

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The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.