This week the Wisley teams share their wisdom on growing great veg and dealing with the sweet-sounding but deadly bane of many gardens: honey fungus. Pathologist Matthew Cromey shares the results of recent RHS research which shines new light on which plants are most resistant. Plus the heartwarming story of an unused church plot that was transformed with help from the RHS's Greening Grey Britain campaign into a garden to soothe and feed the mind, body and soul.