Buds are green. Corolla is white and anthers yellow. Tubers have a smooth, white to buff colored skin that may take on a slight pink color when exposed to low intensity light. They have an oblong, slightly flattened shape. Eyes are shallow, moderate in number and widely spaced near the stem end.
Dormancy is short.
CalWhite is resistant to most internal and external defects including growth cracks, second growth, shatter bruise, hollow heart and heat necrosis. It is susceptible to net necrosis caused by leafroll virus and slightly susceptible to blackspot bruise. CalWhite is susceptible to common scab, PLRV and storage soft rot. It has slight resistance to PVY and shows mild chronic symptoms that are difficult to recognize during roguing operations. CalWhite is susceptible to heat sprouts under warm soil conditions.