A cannabis-business park covering 1 million square feet is coming to Massachusetts

California is at the forefront of the US medical marijuana industry, and weed’s positive impact on the state’s economy has been huge, generating $2.8 billion in 2015, with $6.5 billion annually expected by 2020.

The state’s largest grow facility was announced in June 2016 by GFarms, and is slated to be built in the town of Desert Hot Springs, which declared itself insolvent in 2014 and is now experiencing a real estate boom thanks to the marijuana industry. The GFarms facility will be 100,000 square feet and consist of three greenhouses on seven acres.

But it’s going to be eclipsed in size before long.

AmeriCann, a Colorado company, has announced much bigger plans to build the nation’s largest marijuana grow facility—in Massachusetts—in 2017.

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