december, 2017 The Emerald Cup - Santa Rosa, CA Sonoma County Fairgrounds 1350 Bennett Valley Road Santa Rosa, CA 95404 09dec(dec 9)9:00 am10(dec 10)10:00 pmThe Emerald Cup - Santa Rosa, CA Event Details The Emerald Cup is the world’s longest running outdoor organic cannabis cup. Learn more here: Event Details The Emerald Cup is the world’s longest running outdoor organic cannabis cup. Learn more here: Emerald Cup Time 9 (Saturday) 9:00 am - 10 (Sunday) 10:00 pm LocationSonoma County Fairgrounds1350 Bennett Valley Road Santa Rosa, CA 95404 CalendarGoogleCal