Home Guard Is Aheritage Variety Having Withstood The Tests Of Time. Introduced During The Second World War, ‘home Guard’ Was The Main Potato Variety. Well-flavoured & High Yielding, It’s Gained Popularity & Success Since.home Guard Potatoes Have White Skins & White Flesh So Are Easy To Spot When Harvesting The Short, Oval Tubers.shows A High Resistance To Potato Scab.