Our yellow onion grows into very nice calibres, from 60 up to 100+ and we can prepare it in different packagins, adapting every order to our client’s demands and needs.
Yellow onions come from the plant Allium cepa, known simply as “onion”. Its origine is very ancient given that it is considered done of the first crops to be grown and planted by mankind. Its first reports fate back to 3200 years ago. It came from Central Asia, in what is known today as Iran and Pakistan, and it later spread out throughout the European continent, thanks to civilizations such the Greeks, the Egyptians and the Romans, who were the first to grow it outside Asia.
In ancient Rome is was very common to make a sort of sace made out of garlic, onion and olive oil that was used as a nutrition supplement for gladiators and legionnaires.
During the Middle Ages onions became very popular, especially in Mediterranean countries, where the varieties that had the biggest bulbs where selected and planted and then led to the varieties that we have nowadays.
Yellow onions are a dry onion variety with an intene taste that can stay subtle and soft at the same time. This stronger, more complex flavor it’s because of its sulfur content, higher than in other onions, like the white one.
Its exterior skin has a yellowish-brownish tone that can even be light gold, while the inside should be white ot greenish white. The plant’s stalk is straight, going from 80cm to 150cm and empty on the inside. The bulb is formed by several layers of a certain thickness to preserve the nutritious compounds that the yellow onions needs to feed its sprouts.
Onions are a very common crop given that they adapt easily to different climates thanks to their genetic diversity, althought because of its high demand many country cant cover their national needs and have to import. In total, the surface planted with onions goes beyond two million hectares and produces around 33 million tones every year, out of which the biggest producer is Mexico. Three million of the total production are produced by the European Union. The yellow onion is the most common variety in Europa and the United States, making up 90% of their total onion crops.
Onions, including yellow, can be grown all year round in different growing periods, which means they cna be stored and supplied 365 days a year.
Regarding growing yellow onion, these are the main factors to have in mind to ensure the crop’s quality and success.
The best climate conditions to grow yellow onions entail a lot of sun. In the growth beginning stages it stands low temperatures, but as the bulb starts growing in size it will need warmer temperatures, coinciding with the arrival of the Spring. The best temperatura range to grow garlic would be from 15ºC, although different varieties require cooler weather.
The soil must be light, deep, spongy and permeable so the bulb can adapt well and grow in ideal conditions. Whether the soil has these qualities or not depends of the land, but some of them can be changed using specific amounts of compost.
It’s very important that the soil has enough depth given that yellow onions have a radicular system that can reach 60cm, even though the most important are the first 20cm, which is where develops most of the onion’s root system. If the depth is enough the bulb can attain a big size and good quality.
The soil’s pH must be between 6.5 and 7 and must be a bit acid.
To grow yellow onions watering must be constant but in small quantities given that it doesn’t stand humidity excess. This means that the watering volumen must be lower but frequent.
During the Fall a good amount of fertilizer must be added to the soil, and it must be quite decomposed.
Yellow onions are full of cooking and health benefits. Not only does it add taste and nuances to our meals, but it also has many nutritional benefits. Said benefits make it a great general tonic and a stimulant. It contains vitamins A and C, that can be used to treat respiratory deseases, as well as vitamin B to treat nervous system deseases. Thanks to its high phosphorus, iron and mineral content yellow onions are also a great anti-aneamia supplement that helps with blood and white blood cells.
Furthermore, yellow onions protect against intestinal infections and parasites, helping keep a regular digestion.
At Dispaman we are expert onion and garlic growers and we have been working our own fields foro ver 70 years, using the best human, natural and technologica resources. You can inquiere about our prices filling up the form to the right site of this site.