Plant and tuber:
Flesh colour: light yellow
Skin colour: yellow
Tuber shape: round oval
Eye depth: 7,4 – very shallow
Foliage development: uniform emergence
Storage ability: 8,0 – very good
Yield: 58,3 t/ha (according to COBORU) – very high
Dormancy period: very long
Length of the vegetation period: 105 days
Consumption quality:
Cooking type: B-BC – slightly mealy to mealy (starch content 13,0%)
Taste: 6,9 – good
Especially recommended for: steamed and boiled potatoes, oven-roasted potatoes, potato purée, potato dumplings, potato pancakes, potato purée
Resistances:
PCN: Ro1 – resistant
Synchytrium endobioticum: D1 – susceptible
Common scab: 6,0 – medium/high
Mechanical damage: 6,0 – medium/high
Foliage blight: 4,0 – medium
Tuber blight: 5,0 – medium
Late blight: 8,0 – resistant
Potato virus Y (PVY): 8,0 – very high
Metribuzin sensitivity: moderately sensitive
Site requirements:
Irmina has middle demands to soil quality, water supply and fertilization. Prefers lighter soil types.