David gets a tour of Belfast's new Tropical Ravine. He also catches up with Helen Dillon to find out how things are developing in her new garden south of Dublin. Mark Diacono of River Cottage fame has advice on growing veg and Caroline Marshall from the RSPB offers tips of making our gardens more wildlife friendly. Also on the programme, Helen Mark goes to Munstead Wood, the home of famous Victorian designer Gertrude Jekyll and David heads to CAFRE's Greenmount campus to speak to three floristry students who have made it to the final of the young floristry contest at this year's RHS Chelsea Flower Show.