Cannabis Economy Peace Laws Spread, Fertilizing Union Growth (2)

More states are passing laws that give organized labor a leg up in the nation’s booming cannabis industry, but there’s a lurking possibility that legal challenges could wipe the spreading pro-union initiatives off the books.

Already this year, New York, New Jersey, and Virginia joined California by enacting recreational cannabis laws that limit the ability of employers to interfere with union campaigns to organize their bud tenders and other marijuana workers. A handful of others are mulling laws to boost unions.

The laws vary but generally require companies to take a hands-off approach to union organizing efforts in ...