Yield : 115 % of Bintje.
Grading : Proportion of large tubers: high .
Susceptibility to diseases :
Leaf blight : susceptible.
Tuber blight : NTR.
Black wart : not attacked.
Common scab : susceptible.
Virus X : NTR.
Virus A : NTR.
Virus Y : very susceptible.
Leaf roll : susceptible to very susceptible.
Nematode RO 1-4 : resistant.
Internal tuber defects : Slightly susceptible to rust spots and hollow heart, slightly susceptible to black spots.
Susceptibility to desprouting : Rather slightly susceptible.
Dormancy period : Short.
Culinary quality : Table-use group A-B, blackening groups after cooking: nil, fry colour: NTR.
Dry matter content : Very low.
Keeping quality : Fairly good.

Morphological characteristics

Tuber : Cylindrical oval , half-sunken eyes, distributed over the whole surface of the tuber, violet skin, violet flesh.
Sprout : Purple, slight hairiness.
Plant : Tall, upright habit, entirely pigmented.
Stem : Thick, violet.
Leaf : Dark green, semi-glossy, little divided; purple petiole and veins.
Flowering : Moderately rare.
Flower : White, streaked with purple.