A dispute over how much marijuana a home grower can sell to a dispensary is causing yet another delay in the opening of Nevada’s first legal medical marijuana shops.

Clark County officials want to limit the amount any one person can sell to 2½ ounces, said state Sen. Tick Segerblom, who sponsored the 2013 legislation that made dispensaries legal.

That would make it all but impossible for shops to have enough to open for business and would make required testing prohibitively expensive, people in the industry said.

“It’s incredibly frustrating,” Segerblom said of the repeated delays in dispensary openings. “They keep saying it’s going to happen, but man oh man. It’s been over two years since the first bill was passed, but still not one gram or joint or taste of marijuana’s been sold.” [Read more at the Las Vegas Review-Journal]