As autumn officially ends and winter begins David Maxwell heads to a frosty Mount Stewart on the Ards Peninsula where the Sunken Garden is getting a refresh. Rob Wilson explains why they are emptying and replanting beds originally laid out by Lady Edith with a little help from legendary Victorian plantswoman Gertrude Jekyll. Ann FitzSimons on creating a bulb lasagne and Amy Kelly on the winter veg she is growing in four small table top containers. Also on the programme Oliver Schurmann picks his perennial of the month and Rosie Maye joins David live in studio to answers questions. Email the programme at gardenerscorner@bbc.co.uk