The European Cultivated Potato Database

 
 

Early Rose

[pedigree] [parents] [similar varieties][tabulated data]
HIGHER TAXON: Solanaceae
GENUS:Solanum L.
Solanum tuberosum L. cv. Early Rose
Pedigree: Seed plant from Garnet Chili [9,13,18,20,21]
Breeder: Graetz [9]
USA [13]
Breeder's rights: No [13]
Synonyms:
National list: 1861 [20]
1867 [9]
1868 [8]
ADMINISTRATION
Country of originSWEDEN [21] UNITED STATES [8, 9, 13, 18, 20]
Data sourceDEU001 [8] DEU416 [9] FRA179 [11] GBR017 [12] GBR165 [13] NEIKER [18] POL IPR BON [20] SWE002 [21] VERN eV [22] VRI RUSSIA [23]
Plant health directive EC77/93, requirementsFully tested [9, 13, 21] Part tested [11, 20] Untested [8, 22]
Plant material maintained asTuber [22, 23] In-vitro [8, 11, 20] Tuber and in-vitro [13, 18] Tuber and cryopreservation [21] Tuber + in-vitro and cryopreservation [9]
Sample statusAdvanced cultivar [8, 9, 11, 12, 13, 18, 20, 21, 22, 23]
Test conditionsOrganic [12] Non organic [8, 13, 21]
PLANT CHARACTERISTICS
BerriesVery rare [9, 21]
Flower colourWhite [9, 12, 13, 21]
Flower frequencyOccasional to frequent [9] Frequent [21] Frequent to very frequent [12]
Foliage coverModerate to good [21] Good [9] Good to dense [12]
Growth habitSemi erect [9, 12]
Light sprout colourPink [13, 21]
MaturityEarly [9, 18] Very early [12, 13]
Pollen fertilityLow to moderate [23]
Stolon lengthShort to medium [21]
TUBER CHARACTERISTICS
Primary tuber flesh colourWhite [9, 13, 18, 21] Cream [12]
Secondary tuber flesh colourRed [21]
Tuber eye depthMedium to deep [12] Medium [9, 21]
Tuber shapeOval to round [12] Oval [9, 18] Long to oval [13, 21]
Tuber skin colourRed [9, 12, 13, 18, 21]
Tuber skin textureSmooth to intermediate [21] Smooth [9] Very smooth to smooth [12]
TUBERING CHARACTERISTICS
Hollow heart tendencyLow [9]
Internal rust spotInfrequent [9] Very infrequent [12]
Resistance to external damageSusceptible [12]
Tuber shape uniformity to medium [9] Uniform [12] Uniform to very uniform [21]
Tuber sizeSmall to medium [12] Medium [9]
Yield potentialMedium [9] High [18]
UTILISATION CHARACTERISTICS
After cooking blackeningSome [18] Trace to little [9] None [12]
Cooking type / 411 Cooked textureFairly firm (multi-purpose type) [9] Mealy (floury type) [12]
Crisp suitabilityModerate to good [18]
Dry matter contentMedium [18, 23]
French fry suitabilityPoor to moderate [18]
Frying colourDark to very dark [12]
Starch contentLow to medium [9, 18]
TasteModerate [9]
RESISTANCE TO FUNGAL DISEASES
Resistance to late blight on foliageLow [9, 18, 23] High to very high [12]
Resistance to late blight on foliage(Laboratory test)Low [13]
Resistance to late blight on tubersLow [9, 12, 18] Medium [23]
Resistance to late blight on tubers(Laboratory test)Very low to low [13]
Susceptibility to wart racesRace 1 [21]
Wart (Synchytrium endobioticum)Susceptible [9, 21]
RESISTANCE TO BACTERIAL DISEASES
Resistance to common scab (Streptomyces scabies)Low to medium [9] Medium [18] High to very high [12]
RESISTANCE TO VIRUS DISEASES
Resistance to potato leaf roll virusLow to medium [9] Very high [18]
Resistance to potato virus ALow [9]
Resistance to potato virus XLow [9, 18]
Resistance to potato virus Y (strain not specified)Low [9]
Resistance to potato virus YNLow [18]
RESISTANCE TO PESTS
Resistance to Globodera rostochiensis race 1Low [9]
ENVIRONMENTAL STRESS FACTORS
Drought resistanceHigh [9]


Source:
[8] Federal Research Centre of Agriculture, GERMANY 2005
[9] Leibniz Institute of Plant Genetics and Crop Plant Research (IPK), GERMANY 2005
[11] INRA, FRANCE 2005
[12] Henry Doubleday Research Association (HDRA), UNITED KINGDOM 2005
[18] NEIKER-Instituto Vasco de Investigación y Des, SPAIN 2005
[20] Plant Breeding and Acclimatization Institute, POLAND 2005
[21] Nordic Genetic Resource Center, SWEDEN 2005
[22] VERN e.V., GERMANY 2005
[23] N.I. Vavilov All-Russian Scientific Research, RUSSIAN FEDERATION 2005
[13] SASA, UNITED KINGDOM 2005















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