On Tuesdays, UC Davis Arboretum and Public Garden Superintendent Emeritus Warren Roberts joins Sacramento radio fixture Farmer Fred (Fred Hoffman) on his podcast "Garden Basics." On these shows Roberts discusses his "Plant of the Week" — a perennial, shrub or tree that is widely adaptable across the United States. (These episodes are listed below.) To listen to all the "Garden Basics" episodes and subscribe via a variety of podcast aggregators, click the link below.