Each year, the RHS Chelsea Flower Show attracts both top designers to put on jaw-dropping displays and visitors to be inspired by the vast array of flora and fauna on show. But those in the know have secrets behind the scenes to achieve horticultural perfection, or simply get through the week with the least physical and mental stress possible, while visitors remain blissfully unaware of their toils. Here, six Chelsea exhibitors reveal some of their secrets behind the scenes during the horticultural event of the year. We use tweezers – Sarah Eberle “We have incredible attention to detail but even to the point where we use an artist to paint over any damage, maybe to rocks or to trees or plants,” says multi award-winning designer Sarah Eberle, winner of a record 19 RHS Chelsea gold medals.…