Spectra second early, high yielding ware variety with a very regular tuber shape and an attractive smooth skin.

  • Large tubers
  • Good tuberisation
  • Uniform tuber size

Tuber Characteristics

  • Skin Colour Yellow
  • Flesh ColourLight Yellow
  • Tuber ShapeOval Round
  • Tuber SizeQuite Large
  • Harvest DamageQuite Sensitive
  • Dry Matter Content17,9%
  • Cooking Type AB
  • DormancyQuite Short

Plant Characteristics

  • Maturity Second Early
  • Foliage Initial DevelopmentRapid
  • Flower ColourWhite


  • Golden Nematode Ro ¼Resistant
  • Virus – YnMinimum Susceptible
  • Virus – Yntn (Tuber)Minimum Susceptible
  • Common ScabSusceptible
  • Powdery ScabVery Susceptible
  • Late Blight-TuberMinimum Susceptible
  • Late Blight-FoliageVery Susceptible
  • Spraing Susceptible
  • FusariumSusceptible
  • Wart Disease F1Resistant

Harvest and Dormancy

Harvest: Two weeks after accurate haulm killing is usually sufficient, as Spectra is quite sensitive to harvest damage and minimum sensitive to black spot.

Dormancy: Spectra has a short dormancy. Medium term storage (6 months) is possible at 4°C.

Growing Recommendations

  • Certified seed-used and seeds should not be cut,
  • To produce seed potatoes sholud be 18-20 cm between rows,
  • Should be 25-28 cm for Tableware,
  • Equipment must be disinfected during planting,
  • Seed fertilization should be done,
  • Should be alternation.