By Associated Press (AP) — An Israeli start-up that promotes home-grown marijuana says it has signed on American rapper Snoop Dogg as a brand ambassador. Snoop, an outspoken advocate of marijuana use, will promote Seedo’s small refrigerator-like machine that grows plants with the help of artificial intelligence. The self-contained “grow box” regulates temperature, light, carbon dioxide and minerals and is monitored by an application. The company says its box can grow a variety of plants and herbs, though much of its advertising has focused on the marijuana market. In a statement released by Seedo on Tuesday, Snoop said that promoting a product that enables people to grow plants in unused urban spaces “is something I’m all the way down with.” Snoop started his own line of marijuana products...