Yield 112 % of Bintje
Grading. Proportion of large tubers High to very high
Susceptibility to diseases ---
Leaf blight  fairly susceptible
Tuber blight rather slightly susceptible
Black wart not attacked
Common scab susceptible to very susceptible
Virus X NTR
Virus A  NTR
Virus Y rather slightly susceptible
Leaf roll fairly susceptible
Nematode RO 1-4 NTR
Internal tuber defects Slightly susceptible to rust spots
Susceptibility to desprouting Rather slightly susceptible
Dormancy period Fairly long
Culinary quality Table-use group B, blackening after cooking: nil, very good fry colour
Dry matter content Fairly low
Keeping quality Fairly good

Morphological characteristics

Plant - tall and intermediate type foliage structure; stems upright to semi-upright and medium anthocyanin colouration; large, medium green leaves and intermediate to open silhouette; high frequency of flowers, none or very weak anthocyanin colouration inner side flower corolla.
Tubers - long-oval; yellow, smooth to medium smooth skin; yellow flesh; shallow eyes.
Sprouts - large, broad cylindrical, strong to very strong intensity of anthocyanin colouration and strong to very strong pubescence of base; medium terminal bud with strong to very strong anthocyanin colouration of tip; few to medium root tips.