Cottage garden colour, a fond farewell to rose breeding and dreamy Dahlias with Marryn Mathis

After nearly a century and a half, the Dickson family have decided to bring their rose breeding business to an end. Presenter David Maxwell visits Colin Dickson in his rose field near Newtownards to find out why he’s calling it a day, and to see his very last rose ‘A Fond Farewell’. Also on the programme, how to keep the summer colour coming with Cherry Townsend, top Dahlia choices from Marryn Mathis at the Farm House Flower Farm in Washington state (USA) and Jekka McVicar with her ‘Herb of the Month’. In studio David will be joined by Mary Doris who will be tackling questions from listeners. Contact the programme on gardenerscorner@bbc.co.uk