You might be diligent about spring cleaning every year, but when was the last time you cleaned out your spice rack? Spices and herbs don’t spoil the same way produce or dairy does, but time does cause them to lose their potency and flavor. To help you decide what to keep and what to toss, McCormick Spice posted some interesting information on Facebook. According the Maryland-based spice maker, any spice label that says “Baltimore, MD” is way out of date. The company hasn’t produced spices there for at least 25 years. McCormick was founded in 1889 in downtown Baltimore, Maryland, but moved it’s production plant to Hunt Valley, Maryland about a quarter century ago. McCormick recommends replacing their ground spices, like nutmeg, cinnamon or curry, every two or three years, and their whole spices, like cloves, every three to four years. Seeds such as anise have a shelf life of about four…