By Ellen Knickmeyer, AP

At a state briefing on environmental rules that await growers entering California’s soon-to-be-legal marijuana trade, organic farmers Ulysses Anthony, Tracy Sullivan and Adam Mernit listened intently, eager to make their humble cannabis plot a model of sustainable agriculture in a notoriously destructive industry dominated by the black market.

In line with a 2017 study that found marijuana grows are more damaging, plot for plot, than commercial logging in Northern California forests, Anthony said he has seen too many destructive grows. Trash-strewn clearings. Growers heaping fertilizer at the foot of a centuries-old sequoia tree, needlessly endangering it. Wild streams diverted for irrigation.

“It really bothers me when I see some of the other operations, the treatment of the land,” he said.

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