Autumn signals the slow descent into slumber for another year - but not before the fireworks of the late flowering perennials, exotics and bulbs, the harvest of the last of the beautiful summer veg and finally the firework bank of the tree's as they turn there annual colours of orange, reds and yellows. Its time to switch up the usual gardening to get on with some bigger jobs and also dust off the longer trousers, thermals and the rain coat as moisture levels increase and the temperatures go ...