The Sturon onion, bred by a group of Dutch breeders, very quickly gained popularity among a large number of vegetable growers, both amateurs and large-scale farms, it is not whimsical in care, it is distinguished by a plentiful and high-quality harvest. The article provides a detailed description of this onion variety and talks about all the features of caring for it.
Variety description
The onion variety Sturon is distinguished by large heads, the mass of which can reach 180-210 g with proper watering and fertilizer. Mature, formed bulbs have an oblong, elliptical shape. From above, they are covered with several layers of dry, dense scales of a characteristic golden color with longitudinal light brown stripes. The inner scales are dense and juicy, white in color with a barely noticeable greenish tint. Onion sets Sturon has a pronounced smell and a sharp-bitter, spicy taste. It is used both for conservation, and in processed and fresh form.
Although Sturon is an onion set, it belongs to the medium early variety. Heads reach technical maturity in 103-115 days after the appearance of the first shoots. In the conditions of the northern and temperate climatic zones, it is well cultivated. It is this feature of Sturon that makes it so popular among farms in Our Country, Belarus and Ukraine. It is characterized by a stable and high yield with relatively low requirements for cultivation. More than 29-36 tons of onions can be harvested from one hectare.
Onion sets Sturon prefers sandy, fertile soils. It is in this area, with a two-year cultivation method, that the maximum yield and head size is achieved. In addition, Sturon has a high market value for this crop. Fruits are distinguished by good keeping quality, its shelf life can reach 7-9 months. It has a high resistance to many common fungal diseases and parasites, which significantly reduces the amount of pesticides in its cultivation. A more detailed description of onions can be found in special vegetable growing reference books.
Features of agricultural technology
Sturon is grown both as a biennial and as an annual crop. However, it should be borne in mind that large heads can only be obtained with a two-year cultivation. To obtain green leaves, especially in non-seasonal winter time, onion planting is carried out in winter or it is grown in a simple greenhouse and even in a room on a windowsill, in a special pot or planter.
To get Sturon onion sets, seeds are sown as early as possible – the first weeks of April. As a rule, onions are formed small and relatively the same size. To obtain large specimens, dry, intact onions are selected for planting, mainly 1,5-2,5 cm in diameter. In the prepared beds, abundantly fertilized with organic fertilizers, the bulbs are planted to a depth of 2-3,5 cm, so that there is no more than 1,5-1,9 cm of soil above the shoulders of the heads. Between the rows, the distance is 20-25 cm and at least 9-13 cm between the bulbs. When planting onions in the winter, planting material is planted no later than the end of September – the beginning of October, when 25-30 days remain before the onset of cold weather. This time is enough for the onions to form roots before they shoot.
For a full and intensive growth of foliage, the formation and development of large heads, this variety requires fairly frequent and plentiful watering. Watering is especially valuable in the spring. Until June, 3-4 irrigations are carried out, water consumption is 12-15 liters per square meter. m. When young feathers appear, sowing fertilizer is carried out with chicken infusion or mullein and urea. Since onions tend to accumulate nitrates, you should try to avoid nitrogen-containing components. It is also necessary to regularly, shallow loosening of the upper layers of the soil and weeding, timely removal of weeds. The crop is harvested in the last days of August, when the neck of the plant has dried up and the leaves have fallen.
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