Grange

Higher Taxon Solanaceae
Genus Solanum L.
Species Solanum tuberosum L. cv. Grange
Breeder
Breeder Agent
administration
Data sourceGBR165
Plant material maintained asTuber and in-vitro
Plant health directive EC77/93, requirementsFully tested
Country of originUNITED STATES
Sample statusAdvanced cultivar
Test conditionsNon organic
Core collectionYes
plant characteristics
MaturityLate
Growth habitSemi erect
Flower colourBlue violet
Flower frequencyOccasional
Light sprout colourBlue
tuber characteristics
Tuber skin colourWhite to yellow
Tuber eye colourYellow
Primary tuber flesh colourLight yellow
Tuber shapeOval to round
Tuber eye depthShallow
Tuber skin textureIntermediate
tubering characteristics
Resistance to external damageModerate
Resistance to internal bruisingVery low
utilisation characteristics
After cooking blackeningNone
resistance to fungal diseases
Resistance to late blight on tubers (Laboratory test)Very low to low
Resistance to late blight on foliage (Laboratory test)Low to medium
Resistance to dry rot (Fusarium coeruleum)Medium
Resistance to dry rot (Fusarium sulphureum)Low - Medium
Resistance to powdery scab (Spongospora subterranea)Medium
resistance to bacterial diseases
Resistance to common scab (Streptomyces scabies)Medium to high
Resistance to blackleg (Erwinia spp.)High to very high
resistance to virus diseases
Resistance to potato virus Y (strain not specified)Very low to low
Resistance to potato leaf roll virusMedium to high
resistance to pests
Resistance to Globodera rostochiensis race 1Very low to low
Resistance to Globodera pallida race 2Very low to low
Resistance to Globodera pallida race 3Very low to low
Variety information last modified on 19th of October, 2010