Black Winter Truffle (Tuber Melanasporum) Available June-August Black winter truffles are an amazing experience. The winter truffle is strong and highly pungent in aroma with a rich deep earthy flavour. Winter truffles are what food lovers dream about and food experts write about. Used well, they are a true culinary experience. At the Mushroom Shop we stock Tasmanian winter truffles (regarded as some of the best in the world). Winter truffles have ab black skin and black marbled flesh.