'Wepster', tested as OSU 894.030, resulted from a cross of 'Tonda Pacifica' (Mehlenbacher et al., 2011b) × OSU 440.005 made in 1997 by Shawn A. Mehlenbacher and David C. Smith.

Tree Vigor and Growth Habit

'Wepster' will produce trees that are 80% to 100% of Barcelona. Trees will have an upright vase shape form.

Disease Resistance

'Wepster' has a high resistance to both Eastern Filbert blight and bud mite. These trees can be planted in high disease pressure areas.

Nursery Habit

'Wepster' roots abundantly from layer beds. It can also be produced from TC, Soft Wood Cuttings, and Suckering tie-off.

Horticultural Value

'Wepster' produces small, round kernels, making it ideal for the confection industry, which prefers kernels with a diameter of 11-13 Millimeters.