SAN BERNARDINO, CALIF. – FEB. 9, 2014: A large jar full of GT Dragon, a cannabis strain created by cross-breading Trainwreck and Blue Dragon, sits on display at the Buenas Ondas Collective, a San Diego medical marijuana delivery service, at the 2014 Cannabis Cup on the grounds of the NOS Event Center in San Bernardino, California. (Photo by David Walter Banks for The Washington Post via Getty Images)