Jo McCarroll joins Lisa Owen on The Long Lunch taking your questions and looking at a range of gardening topics including:
The giant vegetable challenge - tips for growing giant vegetables
Rose of the year - the roses that won - rose tips
Listen to the full interview with Jo McCarroll above.
Lisa Owen filling in on Afternoon Talk for Wendyl Nissen, 12pm - 3pm on RadioLIVE and streaming live to the rova app on Android and iPhone.