In this first episode, Jamie is in Italy for his toughest gig yet, the wedding of one of his most treasured clients. A multi-venue event spans four days and the length and breadth of Venice. Jamie needs to transport himself, his team of almost 40 and over 100,000 stems of the best flowers available everywhere by boat, in baking heat. Back in London, Afia tackles an outdoor wedding and has to think on her feet when construction issues threaten her design.

Jamie's in Venice with a limitless budget and complete creative freedom, fashioning two stunning set-ups for the wedding of one of his most treasured clients. He has assembled a squad of talented florists to help him as he transforms an ancient palazzo and a world-famous hotel. On the outskirts of Edinburgh, Ian and his team of florists attempt their biggest ever floral arch. It's just the starting point of an epic installation within a stunning castle. With so many weddings scheduled for the summer, time is the biggest pressure so there's not a moment to waste.

In London, Ricky creates a stunning floral wonderland, complete with giant ice cream cones and fairground horses, while Philip plans a sumptuous floral display for the Chelsea in Bloom extravaganza.

Kelly Louise designs a floral dreamworld for a couple's perfect English country wedding, while Edinburgh's Fleurs de Villes showcases some of the brightest recreations of history's most iconic women.