Mushroom Growing. Spores. Federal Law Psilocybin mushrooms are not specifically named in the U.S. federal scheduling system, however their two primary active chemicals Psilocybin and Psilocin are both Schedule I in the United States.
This makes them illegal to buy, sell, or possess without a DEA license. Fresh and dried psilocybin mushrooms are considered containers of Psilocybin and Psilocin making them illegal to possess. Because spores contain no psilocybin or psilocin, they are legal to sell and possess in all states except California, Georgia and Idaho.
Federal law prohibits cultivating mushroom spores into magic mushrooms in all states. Shroomery.org. Psilocin.