NEW LONDON—Despite being one of the oldest cultivated crops in history, the hemp industry—at least in the U.S.—is only just beginning to re-establish  its roots, dogged for decades by legal issues and social stigma. However, in the wake of the 2018 Farm Bill, which federally recognizes hemp as an agricultural crop, and with research confirming the medical efficacy of cannabinoids, enterprising farmers throughout the country are hoping to cash in on the myriad of products derived from the plant. But