Celebrate the arrival of spring with the RHS Encyclopedia of Gardening now fully revised and updated. The classic reference for keen gardeners, the RHS Encyclopedia of Gardening is packed with unrivalled gardening advice including guidance and step-by-steps on everything from pruning to propagation. Plus, there's a host of new topics reflecting current trends such as growing fruit and vegetables in containers and cultivating a green roof. Whatever your level of skill in the great outdoors, expert tips from editor Christopher Brickell and a team of specialist contributors will help you create and keep your garden perfect all year round.

Five pairs of tickets are up for grabs to this year's RHS Hampton Court Palace Flower Show. 2013 sees a new layout, with zones to create different themes and moods in the showground. Visit the Grow zone for the Plant Village and Floral Marquee, and to buy plants from specialist nurseries. The Escape zone is a shopper's paradise for home and garden products, with its vintage 50's themed Rose Marquee, plus the Country Living Pavilion.

To enter, just answer the question below and fill out your details on the form provided.

Tickets valid for one day's entry between 11 - 14 July (transport not included).

Who was Hampton Court originally built for?

King Henry VIII
Elizabeth Tudor
Cardinal Thomas Wolsey

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Closing Date: 25th March 2013

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