Eight years after county opened the door wide to the cannabis industry, the Board of Supervisors gave notice Tuesday that it was pulling in the welcome mat.
Just a year ago, the board ordered all greenhouse growers, most of them in the Carpinteria Valley, to get “multi-technology carbon filtration,” commonly called “scrubbers” — or some “equivalent technology” — up and running inside their greenhouses by March 18, 2026.
If they missed the deadline, the growers risked losing their business licenses, the supervisors said. Scrubbers have proven to help prevent the “skunky” smell of pot from escaping through the vents on greenhouse roofs into urban neighborhoods…