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David Downs

Cannabis Editor |? | San Francisco Chronicle. Award-winning journalist. Best-selling author.

Marijuana molecule THC

What is THC, THC-A, CBD, CBDN, and other unclear marijuana terms

April 9, 2019 David Downs

Dispensaries

Sun, sand, surf, skin and sensimilla in Dogtown

April 4, 2018 David Downs

Technician Mark Raber prepares marijuana samples to be analyzed for potency and purity at the Werc Shop on December 16, 2011. (Mel Melcon/Los Angeles Times) SOURCE: Mel Melcon

Ask GreenState: How do I test my cannabis for potency and mold

April 3, 2018 David Downs

marijuana travel explained

Ask GreenState: How do I travel with my insomnia medicine?

March 16, 2018 David Downs

Apothecarium Marina

Beyond baggies: How to read modern marijuana packaging

March 14, 2018 David Downs

Straight to streaming: Gringo stars Selma's David Oyelowo as a hapless courier for a ethics-challenged corporation.

Podcast: How Gringo director Nash Edgerton made a cannabis comedy, never touched the stuff

March 9, 2018 David Downs

Vallejo dispensaries join the 300+ recreational stores open in California

March 7, 2018 David Downs

Retailers taking too much personal information? Safety stickers? — Cannabis FAQs answered

March 5, 2018 David Downs

World-class shop Buds & Roses joins ranks of California’s recreational cannabis stores

February 22, 2018 David Downs

Qualified medical cannabis patients may gain the right to work in California. | GreenState file photo

Workplace discrimination against California medical cannabis patients may end

February 14, 2018 David Downs