How to increase onion yield

How to increase 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. 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 how to increase your onion yield

Does your onion 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 Sulphur
B Boron
Cu Copper
Fe Iron
Zn Zinc
See all

Onion crop nutrition programmes

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

See onion fertiliser programmes

Yara agronomist advice on onions

How to increase onion bulb size
How to Increase Onion Bulb Size
Planting density is a very important management factor in determining bulb size in onion crops.
How to reduce onion storage rots
How to reduce onion storage rots
Balanced crop nutrition can help to reduce storage rots by promoting healthier plants. Onions need a period of curing or drying in order to seal the neck, prevent invasion of diseases and rot and to create a bright, crack-free skin.
How to Control Onion Pests and Diseases
How to Control Onion Pests and Diseases
It is particularly important to ensure that environmental and growth constraints do not limit bulb formation and bulb quality.

Soil and leaf analysis

Our soil and leaf analysis help you to make better nutrient decisions and apply the right amount of nutrients at the right time so that the crop yield and quality are maximised.