/tags/lettuce Lettuce en-US Copyright KUNC/Community Radio for Northern Colorado 2020 Fri, 04 Oct 2019 11:00:00 GMT /environment/2019-10-04/in-the-san-luis-valley-lettuce-has-shaped-the-land-and-local-culture Farmers had been growing lettuce in the San Luis Valley for decades, but it wasn’t until the 1950s that the crop started to take off, thanks to advances… Fri, 04 Oct 2019 11:00:00 GMT /environment/2019-10-04/in-the-san-luis-valley-lettuce-has-shaped-the-land-and-local-culture