International Kidney is a UK potato with white to yellow skin and cream flesh. It’s a firm, multi-purpose type with medium-high yield, moderate virus resistance, but low blight tolerance and poor crisp/fry suitability.
Plant Characteristics
- Maturity: Intermediate to late
- Growth Habit: Spreading
- Foliage Cover: Moderate to good
- Flower Colour: White
- Flower Frequency: Rare
- Berry Production: Very rare to rare
- Light Sprout Colour: Blue
Tuber Characteristics
- Skin Colour: White to yellow
- Eye Colour: Yellow
- Flesh Colour: Cream
- Shape: Long to oval
- Eye Depth: Very shallow to shallow/medium
- Skin Texture: Smooth
Tubering Characteristics
- Yield Potential: Medium to high
- Tuber Size: Medium
- Shape Uniformity: Uniform
- Internal Rust Spot: Infrequent
- Dormancy Period: Medium to long
Utilisation Characteristics
- Cooking Texture (Cook Type 411): Fairly firm, multi-purpose
- After Cooking Blackening: Little
- Taste: Moderate to good
- Crisp Suitability: Poor
- French Fry Suitability: Poor
- Dry Matter Content: Low to medium
- Starch Content: Low to medium
Resistances
- Late Blight (Foliage & Tubers, incl. Lab tests): Low
- Wart (Synchytrium endobioticum): Field immune
- Field Immunity to Wart Race: Race 1
- Common Scab (Streptomyces scabies): Medium to high
- Potato Virus A: Low Potato
- Virus X: Low to high
- Potato Virus Y: Medium to high / High
- Potato Leaf Roll Virus: Medium to high / High
