Mondeuse noire 1937 and later developed a white-berried color mutation known as "Helena". Also in the late 20th and early 21st century, it was discovered that some of the plantings of Petite Sirah were actually field blends of true Petite Sirah (Durif) as well as several other varieties including Mondeuse noire. Though the exact relationship is not yet known, DNA analysis has also shown that Mondeuse noire has some relationship to the Savoie wine grape Douce noir which is known as "Charbono" in California and "Bonarda" in Argentina. While Mondeuse noire and Mondeuse blanche are not color mutations of one or the
Durif not be consigned to jug wine when he blended small portions into his reserve Cabernet Sauvignon. Since 2002 Assaf Paz enologist and co-owner at Vitkin Winery is consistently producing a single-varietal Petite Sirah as a high end wine sourced from the oldest Petite Sirah vineyard in Israel. Seeing that Israeli "terroir" could grow great Petite Sirah, wineries such as Lewis Pasco the founding winemaker at Recanati followed suit with a Petite Sirah/Zinfandel blend, while others like Sea Horse, Carmel and Tishbi have made single-varietal Petite Sirah in addition to using it for blending. Petite Sirah is sometimes mistakenly spelled "Petite