Monty Don grows a plant he’s never tried before – loofahs. He also celebrates some of his favourite tulip combinations and plants out crocosmia. Joe Swift visits a garden, created by an award-winning designer, where contemporary and traditional meet in perfect harmony, and Nick Bailey is in Dorset showcasing perennial plants that bring late summer colour to borders. There's a look at the curious array of vegetables on Rekha Mistry’s allotment, and Advolly Richmond discovers a stunning Japanese-inspired garden in Clackmannanshire. There's also a grower who adores all kinds of citrus plants and a gardener who has created his own plant paradise indoors. Plus a look at viewers’ films from their own gardens.