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Columbia

medium early, mainly firm cooking ware potato

  • yellow flesh colour
  • roundoval tuber shape
  • large grading size
  • high marketable yield
COLUMBIA - large sizes and attractive tubers
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
for large seed sizes + 2 cm
Recommendation plant spacing
Planting depth
standard
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*; seek advice
Foliage
average leaf health; timely and regular use of fungicides against late blight is advisable
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)
Phosphorus (P2O5)
100 kg/ha (water soluble phosphate at planting)
Potassium (K2O)
350-270 kg/ha (up to 80 kg/ha chloride possible; on lighter soils split doses)
Magnesium (MgO)
70 kg/ha (for yield and quality assurance)
Variety characteristics
Maturitymedium early
Cooking type
B
Consumption quality
mainly firm cooking, low discolouration after cooking, good taste
Yield
large grading size with high marketable yield
Youth development
rapid
Dormancy
good dormancy, good storability
Tuber characteristics
Tuber shape
roundoval
Eye depth
shallow - medium
Flesh colour
yellow
Skin colour
yellow
Skin
smooth
Number of tubers
medium - high
Resistances
PCN
Ro1 (7)
Potato wart disease
1 (a)
Sensitivities
Common scab
low
Spraing
very low - low
Bruising
low
Mechanical damage
low - medium

* preliminary | (a) low sensitivities

 

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)