How to increase your onion yield

How to increase your onion yield

Onions and garlic have a relatively low nutrient uptake efficiency, due to their shallow root system characterised by thick roots with very few and short hairs. So to achieve optimum yields it is important to apply nutrients as close as possible to the rooting zone in frequently and readily available forms.

Find out more about how to increase your onion yield

Do your onions have a nutrient deficiency?

Identify and diagnose nutrient deficiencies in your onions and learn how to control or correct the deficiency. Start by selecting a nutrient below.

P Phosphorus
Mg Magnesium
Ca Calcium
S Sulfur
B Boron
Cu Copper
Fe Iron
Zn Zinc
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Onion and garlic crop nutrition programmes

Yara's solid fertiliser and foliar programmes for onion and garlic are based around YaraLiva calcium nitrate fertilisers, YaraMila solid NPKS fertilisers and the YaraVita foliar micronutrients.

See our onion and garlic crop nutrition programmes

Yara agronomist advice on onions

Increasing onion bulb size
Increasing onion bulb size
Planting density is a very important management factor in determining bulb size in onion crops.
How to influence onion bulb number
How to Influence Onion and Garlic Bulb Number
The number of onions produced is influenced mainly by plant density.
See all onion and garlic articles

Make better informed nutrient decisions

The farmer's toolbox is a collection of tools help you to make better nutrient decisions.