Animal Feed Beef Dairy Dry Beans Flour-less Baked Products Grapes | Raisins Nuts Almonds Pistachios Walnuts Pork Poultry Seafood Lobster Wine U.S. California grown Pistachios US California grown Pistachios Pistachios are covered under the guidelines and specifications of the United States Department of Agriculture. Pistachios: The new pistachio harvest season begins every year during the first week of September. Pistachios are available every day of the year. Pistachios: In-Shell: Variety: Kerman will always be the variety of in-shell and shelled pistachios. Grades: US Fancy; US Extra #1; US #1; US Select. Pistachios can be all natural opened; or natural and artificially opened; or all artificially opened. Pistachios can be all natural or roasted or roasted and salted and so forth. Sizes: 18/20; 21/25; 26/30. Pistachios: Shelled (Kernels): Grades: US Fancy; US Extra #1; US #1. Sizes: Jumbo Whole Kernels; Large Whole Kernels; Large Split Kernels; Whole & Broken Kernels. Shelled Pistachios can be all natural, roasted, roasted and salted or flavored and so forth.