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Onion Golden Semko F1 is an early ripe, high-yielding hybrid of the first generation, resistant to adverse germination conditions. Belongs to universal varieties, suitable for fresh consumption. After heat treatment, it loses its sharpness, acquires a softer aftertaste.
Description and characteristics of onion varieties Golden Semko
The hybrid was bred by breeders on the basis of the Dutch onion Red Semko. It was entered into the State Register of the Federation in 2000. The organizer of the variety is the Moscow agricultural company Semko-Junior.
Onion sets Golden Semko has established itself as a versatile, unpretentious variety with a stable yield. When brushing almost does not cause tears. The taste qualities of the Golden Semko onion are rated by experts as excellent.
Appearance
The F1 hybrid grows in single large bulbs without forming nests. The fruit of the Semko variety is even, rounded, dressed in a golden husk. The neck of the turnip is thin. The inner part of the fruit is white, juicy, with a specific spicy aftertaste.
The aerial part of the plant is hollow feathers of bright green color. They reach a height of 30-35 cm, slightly sharp. Up to 40 feathers are formed on one turnip.
Ripening time and yield
Onion Golden Semko F1 belongs to the early ripe type. No more than 2,5 months pass from germination to harvest. The weight of one bulb is 75-80 g, the yield is 1 m2 – 4-5 kg. Shelf life – 5-7 months.
Disease and pest resistance
Onion Golden Semko F1 is immune to diseases of the Onion family. But adverse weather conditions and non-compliance with agricultural technology lead to the development of fungal diseases: spotting, fusarium, various types of rot, powdery mildew.
Composition and Properties
Benefits of onions include:
- antibacterial effect on the intestinal microflora, improved metabolism;
- enrichment of the body with vitamins and microelements;
- optimization of the protective properties of the body, reducing the risk of developing cancerous tumors;
- elimination of toxins.
Hybrid Golden Semko is rich in vitamins and microelements. The chemical composition includes: manganese – 11,5%, cobalt – 50%; silicon – 16,7%, vitamin C – 11,1%.
Application
Onion Golden Semko is used in cooking. It is included in many dishes. It is eaten raw, boiled, fried, caramelized. Golden Semko is used as flavoring additives to meat, fish dishes, for making sauces, pies, gravies.
In folk medicine and cosmetology, onions are used to prepare masks for skin rejuvenation and restoration, to strengthen hair.
Growing regions
Hybrid Golden Semko F1 is recommended to be cultivated as an annual crop. Cultivation is carried out in the open air. Both southern regions and regions with a temperate climate are suitable. In the northern regions, the hybrid is grown in a greenhouse. In this case, the landings need to be illuminated.
Advantages and disadvantages
Before choosing a variety for planting in a particular region, you need to familiarize yourself with its characteristics, advantages and possible disadvantages. Onion Golden Semko F1 is in demand among vegetable growers, because it is unpretentious and does not need special care.
Pros:
- easily tolerates temperature fluctuations;
- has immunity to pests and diseases;
- shows high productivity in any climatic zone;
- unpretentious in care;
- shelf life of finished products 5-7 months;
- two ways of planting – seeds and bulbs;
- good commercial and taste qualities.
The disadvantages include the fact that the onion Golden Semko F1 is not suitable for growing on a feather. With the increase in the growing season in the northern regions, farmers have learned to cope. In recent years, the hybrid has been cultivated by seedlings.
Terms of planting
Semko onion sets are planted in early spring or before winter. In this case, the average daily temperature of the soil should not be lower than +10 °C. If the hybrid is planted before winter, the site must be mulched with a layer of compost, and when the first frosts come, cover it with branches of coniferous trees. With the advent of spring warmth, the spruce branches are removed.
How to plant
The beds for planting the F1 hybrid are equipped in a well-lit area. In the shaded corners, the turnip turns out to be small, deformed, with arrows. The soil for onions should have a neutral pH level (can be cultivated on slightly alkaline). Golden Semko loves moderate humidity.
Cultivation from seeds
Sowing of the seed material of the hybrid is carried out in grooves 2 cm deep. The span between the rows is 10-15 cm. The seed material is distributed separately, retreating from each other 1,5-2 cm. required sizes.
After placing the seeds in the grooves, they are sprinkled, be sure to water them. Before the first shoots appear, it is recommended to cover the plantings. As soon as feathers hatch at the Golden Semko bow, the shelter is removed. Under favorable climatic conditions, the first shoots should be expected in 10-14 days.
In regions with a warm climate, conditions are conducive to obtaining a crop from seed material in one season.
Planting sevka
After preplant dressing, the turnips should be washed and dried. When planting wet material, there is a high risk of rot.
Before sowing, onions Golden Semko are calibrated, divided into three fractions.
The recommended row spacing is 20-25 cm, the distance between the bulbs is 10 cm, the depth of the grooves is 5 cm. The turnip is sprinkled with earth so that 3-5 mm remain above the surface.
The sevok, located close to the surface, will also receive an incorrect turnip configuration. After planting, the beds are sprinkled with a layer of sand (up to 5 mm), the site is leveled.
Features of care
Golden Semko onion care is carried out for the first two months. The culture needs watering, loosening the soil, fertilizing.
Watering
The first eight weeks from the moment of planting, the Semko F1 hybrid should be intensively irrigated. To do this, use warm water, preferably settled. Depending on the climatic conditions, regulate the frequency of watering. On average, the beds are irrigated once every seven days. In dry weather, the number of waterings is increased, in rainy weather – reduced. Three weeks before harvesting from the beds, moisture is stopped.
If Golden Semko onions are cultivated in a greenhouse, irrigation is carried out by drip. Too much moisture will cause the turnip to rot.
Weeding, loosening
During the period of active growth of Semko F1 onions, weeds must be regularly weeded. On loose, well-aerated soil, yields are many times higher. Manipulations are carried out at least once a week, it is recommended to do this the next day after watering.
Additional fertilizing
It is necessary to fertilize the area where Semko onions are planned to be cultivated before planting. The first time fertilizer is applied during autumn preparation. Secondary feeding is carried out immediately before sowing. A solution of cow manure or chicken manure is suitable, the consumption rate is 3 l / m2.
The third dressing of the hybrid is carried out two weeks after the appearance of sprouts. To do this, dissolve 30 g of urea in a bucket of water. The volume is sufficient for watering a plot of 2 m².
Harvesting and storage of crops
The fact that the time has come to harvest is warned by drooping feathers, a slightly dried turnip neck. The hybrid is harvested in clear, dry weather. After removing the onion from the ground, it is spread under a canopy. Before laying the Golden Semko onion for storage, the turnip is allowed to dry for several weeks. After that, rotten and damaged specimens are selected.
Fighting diseases and pests
When the first signs of the disease appear, it is necessary to treat the beds with fungicidal preparations. Previkur, Maxim, Skor are considered the most effective.
To avoid infection of the site, it is recommended to sort out the planting material. Rotten, unreliable bulbs are discarded. The fungus actively develops in acidic soils. Therefore, the soil is limed with dolomite flour.
Effective remedies for pests are: treatment of seedlings and seed material with a solution of copper sulphate (1%), spraying greens with soapy water.
Conclusion
Onion Golden Semko F1 is unpretentious in care, adapts well to any climatic zones, is immune to most diseases, it is rarely affected by harmful insects. To avoid the appearance of ailments and damage to the crop by parasites, it is necessary to take preventive measures in a timely manner.