'Santiamʼ (OSU 509.064) was developed and evaluated at Oregon State
University, Corvallis, Oregon, and it was released in February 2005. This cultivar has complete resistance to eastern filbert blight (EFB) caused by Anisogramma anomala (Peck) E. Müller. Resistance is conferred by a single dominant gene from ʻGasaway.ʼ Compared to ʻBarcelona,...