Stemster gives a high yield of bold, red skinned tubers and shows good drought and heat tolerance and has light yellow flesh. Susceptible to potato leafroll virus. Shows resistance to potato virus Yo and bruising. When tested for resistance to potato cyst nematode, showed susceptibility to Globodera pallida Pa2/3,1 and resistant to Globodera rostochiensis Ro1.

Parentage Desiree x Maris Piper
Breeder Agent Caithness Potatoes Ltd
Breeder Rights (expiry) 2016



Tuber Characteristics
Shape of tuberOval - long
Colour of skinRed
Colour of fleshLight yellow
Depth of eyesShallow
Smoothness of skinMedium
Botanical Description
Colour of base of lightsproutPink
MaturityEarly Maincrop
Height of plantsMedium - tall
Colour of flowerRed violet
Frequency of berriesFew

Resistance to Damage, Pests and Diseases.

Results of National List or AHDB Potatoes Independent Variety Trials
Variety information last modified on 4th of November, 2020