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Thalessa

medium early processing variety for crisps and flakes

  • yellow flesh colour
  • stable dry matter content
  • high product quality
  • long-term storage variety
THALESSA - processing on the highest quality level
Growing recommendations
Site requirements
prefers average to better soil conditions with uniform supply of water and nutrients
Planting
Seed material sorting
35/55
Row widthTubers/ha
75 cm90 cm
32-34 cm
27-28 cm
40,400
Recommendation plant spacing
Planting depth
planted 2 cm deeper for high-yielding locations (max. 17 cm soil cover)
Seed preparation
has a good dormancy; sprout stimulation evenly before planting (7-10 days)
Seed dressing
dressing against Rhizoctonia solani recommended
Herbicides
no sensitivities are known when used properly
Foliage
average leaf health; timely and regular use of fungicides also against Alternaria is recommended
Harvest
ensure gentle harvest
Fertilization incl. return of previous crop at medium supply level
Nitrogen (N)
medium - compared to the local standard (2/3 before planting and 1/3 later) + 2x N leaf fertilization (max. 5 kg N/ha) after flowering
Phosphorus (P2O5)
100 kg/ha (water soluble phosphate at planting)
Potassium (K2O)
350-270 kg/ha (up to 150 kg/ha chloride possible; on lighter soils split doses)
Magnesium (MgO)
70 kg/ha (for yield and quality assurance)
Variety characteristics
Maturitymedium early
Processing quality
stable in colour; best quality for crisps; suitability for crisps storage at > 6 °C and flakes > 4 °C
Yield
medium yield; stable starch content
Youth development
rapid
Dormancy
very dormant, suitable for long-term storage
Tuber characteristics
Tuber shape
roundoval
Eye depth
shallow - medium
Flesh colour
yellow
Skin colour
yellow
Skin
netted
Number of tubers
high
Resistances
PCN
Ro1 (9), Ro4 (9)
Sensitivities
Common scab
low - medium
Spraing
low
Bruising
medium
Mechanical damage
medium

All particulars are based on official variety trials and/or our own experience. However, as potatoes are natural products we cannot undertake any liability for these details. (07/2023)