Klein is at Knowle Green advising on propagation and pruning. She meets cheese-maker Tilly Carefoot and helps her breathe new life into a plant damaged by this year's harsh winter.
Carol Klein also tackles a mock orange and displays propagation techniques.
Buckland meets Chatburn allotmenteers and looks at growing lemongrass. There'll also be tips on how to continue cropping into autumn and what to do with your asparagus plants in the first couple of years of growth.