In this, National allotments week, Gardeners\u2019 Corner celebrates those little plots across the country giving joy to many as well as a rich harvest of fresh food. Presenter David Maxwell visits the National Trust\u2019s community allotments at Springhill near Moneymore where one grower explains h\xfcgelkultur. Helen Mark visits the plots at St Columb\u2019s park in Londonderry and Amy Kelly comes live from Ards allotments which is throwing open its gates for an open day. Also on the programme, Bob Flowerdew on \u201cbodging\u201d; putting everything and anything to use in the garden or on the allotment. All that and experts Ann Fitzsimmons and Ciaran Mulholland will join David to take on listeners\u2019 gardening questions. Email \u2013 gardenerscorner@bbc.co.uk