Who doesn't welcome gardening advice from the man who's worked in horticulture for over 60 years, the legend that is Alan Titchmarsh. However, his recent topiary trimming tip is not what we were expecting – but it shows how much he believes in bringing a sense of fun to any gardening task.
On this week's episode of the twice-monthly RHS Roots show, host Jo Whiley spends time with the legendary gardener to talk about his love of gardening and all the things he's learnt.
