This is a list of exclusively marijuana related things to do in Denver. As we learn about marijuana specific activities we will be sure to list them. If you manage weed events please submit your event so that we can show it on the website.


Horticulture 360

Wednesday, April 15, 2015 ,  11:00am – 6:00pm

Denver Mart

451 East 58th Avenue

Denver, CO 80216


The only trade show of its kind dedicated to growers, Horticulture 360 will arrive in Denver, Colorado on April 14-15 2015, appearing there annually thereafter. Far from being just a cannabis growing event, it takes a 360 degree approach to horticulture, aimed at everyone from personal growers to commercial businesses to farmers.

2nd Annual NoCo Hemp Expo

Saturday, April 4, 2015 ,  10:00am – 6:00pm
The Ranch Events Complex
5280 Arena Cir Unit 100
Loveland, Colorado 80538

Join us for the 2nd Annual NoCo Hemp Expo on April 4th

50+ Vendors/Exhibitors, Speakers/Panelists, Movie documentary room! Hemp musical instruments, Hemp Food, and of course, Hemp Beer.

BIG Industry Trade Show

Tuesday, April 14, 2015 – Wednesday, April 15, 2015

Denver, CO

The BIG INDUSTRY SHOW is a business to business trade show for the smoke shop industry.

Exhibiting at the BIG Industry Trade Show are manufacturers, distributors, and wholesalers looking to sell their products to store owners, distributors and all wholesale buyers servicing smoke shops, adult, tattoo, specialty gifts and alternative gift markets.

High Times Cannabis Cup

Saturday, April 18, 2015 – Monday, April 20, 2015

Denver Mart
451 East 58th Ave
Denver, CO, 80216

The U.S. Cannabis Cup in Denver is back and is bigger than ever – with THREE DAYS of 700+ vendors, three levels of VIP experiences and travel experiences provided by CID Entertainment, world-class musical entertainment, our heralded Awards show and the biggest 4/20 party on the PLANET!

Official 420 Rally

Saturday, April 18, 2015 – Sunday, April 19, 2015

Civic Center Park
Denver, Colorado

420 Rally has been held to generate support for the legalization of marijuana. Today the event marks a celebration of legal status for its use in Colorado and our launch of an exciting new experience for those attending. The rally will have speakers, musicians, and vendors to celebrate the marijuana culture, the community, and all of its achievements.

420 In The Streets

Monday, April 20, 2015 ,  1:00pm-11:00pm
Cervantes Masterpiece
2635 Welton St
Denver, CO 80205


Method Man and Redman, Cypress Hill, Collie Buddz, Flatbush Zombies, Dizzy Wright, The Underachievers and More TBA!

Cannabis Business Summit

Tuesday, June 30, 2015 – Wednesday, July 1, 2015

Denver, Colorado

CIA will be hosting their 2nd Annual National Business Summit + Trade Show June 30-July 1st at the Denver Convention Center. Over 2000 attendees are expected. Topics to include Infused Products, Cultivation Management, Policy & Regulation, Emerging Topics and More. Check back for updated information.


Saturday, April 18, 2015

1322 15th St
Denver, CO 80202

Come for the bongs, stay for the boobs
Celebrate the 420 holiday in Denver, CO with Lusty Kitten Productions for Hack-A-Bong, a 420 themed hardware hack creating smoking accessories from everyday products or hacking a pre-existing smoking accessory. This is a competition based hardware hack-a-thon type of event that will end with a 420 themed burlesque show.


Indo Expo Trade Show

Saturday, July 11, 2015 – Sunday, July 12, 2015

The Denver Mart
Expo Building
451 E. 58th Ave
Denver, Colorado 80216

The Indo Expo Trade Show looks to assist in building relationships between growers, manufacturers, wholesalers, retailers, and the public. This show will provide a safe business environment as well as a forum for constructing business relationships and exchanging ideas and information.
July 11th from 10am-5pm open for B2B, July12th from 10am-4pm open to the public.