Best Cannabis Events in California 2026: The Complete Industry & Culture Guide
California remains the largest and most influential cannabis market in the United States, making 2026 a pivotal year for industry events, education, and culture. As regulations continue to evolve and new categories like THC-infused beverages gain momentum, California’s cannabis ecosystem spans dispensaries, cultivators, brands, and researchers, offering unparalleled opportunities for connection, collaboration, and growth.
From high-impact trade shows and supply chain expos to research-driven conferences, Tribal leadership summits, and iconic cultural festivals, California’s cannabis events play a critical role in shaping trends, sharing best practices, and driving the industry forward. Whether your goals include staying compliant, expanding into new cities, launching innovative products, or building meaningful community connections, California’s 2026 cannabis events calendar delivers something for every operator and enthusiast looking to succeed in this ever-evolving industry.
Kushstock Concert Series
Kushstock returns to Los Angeles for a one-night concert experience, bringing music, culture, and the cannabis community together in true Kushstock style. This 18+ event features live performances from Dizzy Wright, Compton Menace, and exceptional guest artists, along with a curated vendor lineup featuring top cannabis brands, merchandise, and interactive activations. Attendees can engage with the Kushstock app for games, scavenger hunts, and live experiences, while VIP ticket holders enjoy dedicated lines, premium access areas, gift bags, and exclusive app-only activities. Whether you choose free GA, GA+, or VIP, the Kushstock Concert Series offers an intimate yet energetic experience — the perfect warm-up to festival season, combining live music, cannabis culture, and community in one unforgettable night.
Location: Los Angeles, CA
Date: February 7, 2026
Price:
- Free GA: App required for entry
- GA+: $10 + fees, includes exclusive Kushstock merch
- VIP: $100 + fees, VIP line, premium lounge access, gift bag, and app-only experiences
Hall of Flowers Ventura (March 18-19)
Hall of Flowers Ventura brings together cannabis professionals and enthusiasts in a curated, high-energy setting designed for business and discovery. Held at the Ventura County Fairgrounds along the coast, the event connects licensed retailers, distributors, and top cannabis brands for networking, product showcases, and deal-making. The first day focuses on B2B interactions for verified industry professionals, while the second day opens to the public, allowing consumers to experience products firsthand. With a blend of professional networking, brand exposure, and California’s coastal vibe, Hall of Flowers Ventura offers a unique opportunity to explore trends, forge partnerships, and see the future of the cannabis market in action.
Location: Ventura County Fairgrounds, Ventura, CA
Dates: March 18–19, 2026
Price: Ticket pricing available upon registration
High Supply
High Supply is the first trade show dedicated entirely to the cannabis supply chain, bringing together cultivators, extractors, manufacturers, distributors, packaging companies, marketing agencies, and co-packing partners. Attendees can explore innovative solutions, connect with key suppliers, and address operational challenges at every stage of the cannabis supply chain. With a focus on collaboration and business development, High Supply is designed for brands looking to streamline operations, build strategic partnerships, and stay ahead in an increasingly competitive market.
Location: Los Angeles, CA (exact venue TBA)
Dates: April 29-30, 2026
Price: Ticket pricing to be announced
11th Native American Cannabis and Hemp Conference
The 11th Native American Cannabis and Hemp Conference is a key gathering for Tribal leaders, legal experts, regulators, and cannabis professionals to explore the evolving legal landscape of cannabis and hemp nationwide. The conference focuses on sovereignty, regulatory compliance, and sustainable business practices while highlighting opportunities for economic development and partnership in Tribal cannabis and hemp enterprises. Attendees can expect in-depth sessions, interactive discussions, and networking opportunities that provide practical strategies and actionable guidance for businesses looking to engage with Native communities.
Location: Pechanga Resort Casino, Temecula, CA
Dates: June 16-17, 2026
Price: Ticket pricing to be announced
Grass Lands
Grass Lands returns as the premier cannabis experience within the Outside Lands music and arts festival, celebrating cannabis culture, community, and lifestyle in San Francisco’s iconic Golden Gate Park. This 21+ area offers festivalgoers a safe and regulated space to discover premium California cannabis products from top vendors, enjoy them in designated consumption areas, and soak up the festival atmosphere alongside live music, curated activations, and educational experiences. Positioned “South of the Polo Field,” Grass Lands blends cannabis culture with one of the country’s most beloved multi‑genre music events, making it a standout cultural experience for enthusiasts and industry participants alike. Stay tuned for more details as Outside Lands announces its 2026 lineup and Grass Lands offerings.
Location: Golden Gate Park, San Francisco, CA
Dates: August 7-9, 2026
Price: Festival tickets (Grass Lands access included with Outside Lands passes)
10th Annual National Cannabis Research Conference
The 10th Annual National Cannabis Research Conference is a leading scientific gathering that brings together researchers, healthcare professionals, policymakers, legal experts, and industry leaders to explore the latest findings in cannabis and hemp research. Participants engage in presentations, panel discussions, and workshops covering emerging scientific insights, regulatory developments, and interdisciplinary innovations shaping the future of the cannabis industry. With ample opportunities for networking and collaboration, this conference provides valuable knowledge and practical strategies for professionals looking to deepen their expertise and influence in cannabis science, policy, and business.
Location: DoubleTree by Hilton Hotel San Diego, Mission Valley, San Diego, CA
Dates: October 19–21, 2026
Price:
- Conference Registration: $508.71
- Full Student Registration: $161.90
Make 2026 Your Year in California Cannabis
California’s 2026 cannabis events calendar is packed with opportunities to learn, connect, and grow across every corner of the industry — from cultivation and supply chain management to research, retail, and cultural experiences. Attending these events allows professionals to stay ahead of regulatory changes, discover emerging product trends, form strategic partnerships, and gain actionable insights from industry leaders.
Whether you’re a dispensary owner, a researcher, a Tribal enterprise, or an aspiring entrepreneur, these gatherings provide the knowledge, connections, and inspiration needed to succeed in one of the most competitive and innovative cannabis markets in the world. Mark your calendar, secure your tickets early, and make 2026 your most impactful year in California cannabis.
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