$250
VIP Entry Fee
Las Vegas
The Grove Cannabis Lounge
Ken Estes
Host & FOunder of GDP
What is the Purple Cup?
THE PURPLE CUP
The Purple Cup is Ken Estes' signature cannabis competition — a celebration of the finest genetics, craftsmanship, and culture. Judges evaluate entries across Flower, Concentrate, and Edible categories, with winners earning recognition from the man who created Granddaddy Purple itself.
Register NowExpert Judging
Entries evaluated by Ken Estes and a panel of industry veterans across Flower, Concentrate, and Edible categories.
VIP Networking
Connect with top cultivators, brands, and cannabis professionals in an exclusive Las Vegas setting.
The Grove Cannabis Lounge
Hosted at Las Vegas' premier cannabis lounge — an intimate, world-class venue built for the culture.
The Legend Behind the Cup
KEN ESTES
Ken Estes is the creator of Granddaddy Purple — one of the most iconic cannabis strains in history. A pioneering breeder and patient advocate, Ken has dedicated over two decades to developing premium genetics that deliver consistent quality, therapeutic value, and unmatched character.
The Purple Cup is his invitation to the community: bring your best, compete with integrity, and celebrate the plant that changed everything.
Stay in the Loop
Get Event Updates
Be first to know about Purple Cup dates, ticket drops, and exclusive announcements from Ken Estes and the Granddaddy Purpseeds team.