Joseph, have any particular varieties done better for you?
With southern peas, there's Fast Lady Northern Southern Pea from Carol Deppe, which she bred to mature (most years) for her in Oregon, and the Adaptive Seeds folks in Oregon have an enthusiastic listing for Grey Speckled Palapye this year --
https://www.adaptiveseeds.com/cowpea...alapye-organic -- saying it's the first southern pea they've found to do well for them.