"Liquidation sale," it said. Attached was a spreadsheet of items up for grabs: LED grow lights for $500 apiece. Rotary evaporators for hash oil, $10,000.

Across the Columbia River in Oregon, where the state's top marijuana regulator recently warned of an "existential crisis" in the industry, it's an open secret some licensed growers have funneled product to the out-of-state black market just to stay afloat.

California's "Apple store of weed," MedMen, is teetering with millions in unpaid bills, while the Canadian cannabis company Curaleaf has shuttered most of its cultivation operations in California, Oregon and Colorado.

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