Returning to Hampstead Heath for the third year, GROW London (24-26 June) is the place to go for a curated selection of exhibitors offering rare plants, inspiring design ideas, stylish tools, accessories, craft and furniture for the contemporary garden. There is also a new food and drinks section, GROW Gourmet, featuring artisanal delicacies, so we recommend you make a day of it. Tickets on the door will cost £16, while advance tickets cost £10 (plus 80p booking fee) per person. H&G readers can buy advance tickets for £8 (plus 64p booking fee) each; quote HG16 (offer does not apply to any other tickets, including the charity preview). To buy tickets, and for details of opening times, visit growlondon.com.