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Cannabis Agriculture 101

Is cannabis legal to grow and sell? How is it grown? How widespread are farms and facilities? Explore the facts of California cannabis agriculture and regulation.

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NEW! Outcomes of Local Cannabis Cultivation Bans on California Communities

Local commercial cannabis cultivation bans add administrative cost and lead to economic and social inequities.

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NEW! Variation in Local-level Cannabis Cultivation Bans in California

Proposition 64 granted California localities (cities and counties) the ability to ban commercial cannabis cultivation. Now over two-thirds of local jurisdictions have banned cultivation.

Screenshot of Science Brief on Environmental Impacts of Local Cultivation Bans
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NEW! Environmental Impacts of Local Cannabis Cultivation Bans

Cultivation bans do not stop cultivation or environmental consequences of farming, and may worsen them.

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Cannabis Agriculture and Wildlife

Explore how cannabis cultivation can threaten wildlife, what growing practices can reduce impacts near sensitive habitat, and what we still need to learn.

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Land Use in Cannabis Agriculture

Explore the location of California's cannabis farms and the environmental impacts of land use decisions in cannabis growing regions.

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Barriers to Compliance

We surveyed California's cannabis farmers to understand their decisions to comply with the state's licensing initiative. Explore our 2019 results to learn specific barriers to compliance.

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Water Use in Cannabis Agriculture

Explore the sources, timing and uses of water in cannabis agriculture and the impacts of water extraction on creeks, streams and freshwater habitat.

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