Overview: With Halloween approaching, Monty takes stock of his pumpkins and squashes, plants up alpines and shows how to divide a large fern to create new plants. Adam Frost and Advolly Richmond visit Hever Castle in Kent to learn more about the fascinating history and grand garden design, created by a man wealthy enough to build whatever he wanted. Frances Tophill visits the gardens of the oldest Franciscan friary in Britain, where all the plants are grown for a practical purpose. Nick Bailey travels to Newcastle to celebrate chrysanthemums, and there's a man growing a plethora of fruit and veg on a rooftop car park in Stockport.