Sweet sorghum – Wikipedia, the free encyclopediaby Joshua Auerbachin Sorghum Newson Posted on May 31, 2013http://ow.ly/lAOhC #sorghumCultivation [edit]. Sweet sorghum has been widely cultivated in the U.S. since the 1850s for use in sweeteners, primarily in the form of sorghum syrup. By the early 1900s, the U.S. produced 20 million US gallons (76000 m3) of sweet sorghum syrup annually. Making syrup from sorghum (as from sugar …