I recently had the great pleasure of spending three hours walking round the garden of the 82 year old hydrangea expert and breeder, Maurice Foster. Despite the fact the temperature had plummeted from 28º the previous day, to 13º – and it was pouring with rain throughout – I loved every moment and came away determined to grow more hydrangeas – especially those of the non-mop-head species. Inspired by him I took a closer look at the hydrangeas in my own garden and at Wisley. I am anti mop-heads, far from