Crljenak Kaštelanski is not the easiest wine to find, at least in Croatia. In California, it’s Zinfandel and in Italy, it’s Primitivo. These are pretty much household names at this point. But in Croatia, where the wine is originally from, it had all but died out until the famous research was done to link a couple of stray vines near Split to Californian Zinfandel. These stray vines in turn led to more planting and eventually for Zlatan Plenković to grow a whole vineyard of the grape in his winery on Hvar and well, read the full write up at Vinologue.