A hoop house that Sonoma Cannabis Company uses to grow marijuana for its line of products, in Santa Rosa, Calif.
A hoop house that Sonoma Cannabis Company uses to grow marijuana for its line of products, in Santa Rosa, Calif., March 15, 2017. Sonoma County has become a seedbed of cannabis experimentation, despite threats from the Trump administration to increase enforcement against recreational use. (Jim Wilson/The New York Times)