They are usually locally grown, in pastures, though some are artificially cultivated in greenhouses or plant aquariums. The medium for growth is manure, preferably the bovine kind. At low doses will cause a pleasant experience, relaxation, and altered body sensation, such as warmth or tingling. Higher doses will cause hallucinations and delusions such as believing that one is experiencing a mystical vision. Mushrooms are generally dried, although fresh ones are often more potent.
Mushrooms have a strong aftertaste very unlike commercial salad or cooking mushrooms.
Many people find them distasteful and swallow them whole, follow them quickly with a beverage, or mix them with other foods. I got extremely paranoid. It got so bad I couldn't figure out how to get home on the streets I had grown up on. Our sense of touch was amazing. We both stripped down to nothing and ran through a field of bushes.