Quality › HZPC

Our quality standards

We set our quality standards high. Together with our growers we work hard to deliver the best seed potatoes possible. Also concerning some major quality aspects like Common Scab, Silver Scurf and Rhizoctonia. We strive to deliver even better quality than what is expected of Dutch standards (NAK standard).


Quality issue NAK norm HZPC norm
Common Scab Scab scale 2,5 Scab scale 1,5
Rhizoctonia < 25 % < 15 %
Silver Scurf No soft or wrinkled tubers due to Silver Scurf <10 % tubers with +1/3 Silver Scurf on the skin