No, it's not a crossover to the marijuana thread. It's free course(s) on how to establish and maintain native grass environments. How it got into a gun magazine I don't know but there are some nifty pics of big guns in the right margin advertisements. https://www.ammoland.com/2018/05/new-native-grass-college-offers-extension-education-online/
From the site's front page: Conservation >> Outdoorsmen lead the way on conservation throughout the United States. Ammoland news covers state and federal issues on conservation.