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Potato

Are you looking for information on potato deficiency symptoms? Or do you want to increase the yield or quality of your potatoes and need help choosing the right fertiliser? Find answers to these questions together with advice on all aspects of potato nutrition.

How to influence potato tuber quality

How to influence potato tuber quality

There are three main criteria which define the quality of potato: tuber quality, skin finish and storage and cooking quality. A balanced crop nutrition program is important to help manage all of these criteria.

Find out more about influencing potato quality

Potato advice

Whether you are looking to increase the quality and yield of a your potatoes or just need more general advice agronomy and crop nutrition information. See the latest advice from the Yara agronomists.

Potato nutritional summary
Potato nutritional summary
A correct balance between macronutrients and micronutrients is essential to obtain the best results possible from potato crops. A deficiency of any single nutrient is enough to limit crop yield.
How to increase potato tuber size
How to increase potato tuber size
Tuber size and uniformity is critical for every market, whether it is fresh potatoes, seed or processing crops. Anything that the grower can do to prolong a healthy leaf canopy will increase the average tuber size.

Latest potato agronomy advice

Are your potatoes getting enough calcium?
Are your potatoes getting enough calcium?
Calcium is a vital nutrient for potatoes and most aspects of tuber quality can be improved by having a sufficient supply of calcium during growth.
Dig out the spade before planting
Dig out the spade before planting
Spring is fast approaching; time to get the spade out of the shed and do some soil sampling pre-spring planting.
Foliar nutrition increases potato tuber bulking
Foliar nutrition increases potato tuber bulking
Potato tuber bulking can be maximised by optimising crop nutrition to maintain tuber growth rates throughout the important bulking stage.
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Check if your potatoes have a nutrient deficiency

Identify and diagnose if your potatoes are suffering from nutrient deficiencies and learn how to control or correct the deficiency. Choose a nutrient below to learn more about the symptoms of its deficiency in cereals and its effect on crop growth and development.

N Nitrogen
P Phosphorus
K Potassium
Mg Magnesium
Ca Calcium
S Sulphur
B Boron
Cu Copper
Fe Iron
Mn Manganese
Mo Molybdenum
Zn Zinc
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Potato crop nutrition programmes
Potato crop nutrition programmes

Potato crop nutrition programmes

Yara's solid fertiliser and foliar programmes for potatoes are based around YaraLiva and YaraMila solid fertilisers and the YaraVita foliar micronutrients.

See potato fertiliser programmes

How crop nutrition affects potatoes

How to increase potato yield
How to increase potato yield
The two key yield components of potato are tuber numbers per unit area, and tuber size or weight. Increased yields come from achieving the optimum tuber numbers, maintaining a green leaf canopy, and increasing tuber size and weight.
How to influence potato tuber numbers
How to influence potato tuber numbers
The numbers of potato tubers produced by each potato plant is influenced by agronomy and varietal potential. The nutrients phosphate, potassium, and calcium all influence tuber number.
How to influence potato quality
How to influence potato quality
There are three main criteria which define the quality of potato: tuber quality, skin finish and storage and cooking quality. A balanced crop nutrition program is important to help manage all of these criteria.
See all potato articles

How to make better informed nutrient decisions

Our collection of tools help you to make better nutrient decisions in making the right fertiliser choice and applying the right amount of nutrients at the right time and in the right place so that the crop yield and quality can be maximised whilst still keeping costs in check, avoiding over-fertilisation and protecting the environment.

Yara CheckIT - to identify nutrient deficiencies

CheckIT - to identify nutrient deficiencies

Soil analysis - to identify limiting factors

Soil analysis - to identify limiting factors

Yara TankmixIT - to check physical compatabilities

Yara TankmixIT - to check physical compatabilities

Leaf analysis - to identify nutrient deficiencies

Leaf analysis - to identify nutrient deficiencies

See all the tools