60 days. (Vigna unguiculata) Open Pollinated. The plant produces good yields of brown-colored cowpeas. The 9½" long pods are straw-colored and the peas are brown. This variety produces a lot earlier than the Mississippi Silver Cowpea. Brown cowpeas. An excellent choice for home gardens. This variety was developed by Clemson University, South Carolina, USA. United States Department of Agriculture, PI 666249.