Caring for garden beds takes up enough time and energy. Soil preparation, planting of seedlings, weeding, watering, fertilizing plants - there is always enough work in the country site. However, often in the struggle for generous crops, we have to deal with various diseases and pests that can cause significant damage to our well-kept bushes of carrots and onions. Among the abundance of small "gnawing" and "flying" garden pests, there is often an onion fly.
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How to deal with the onion fly in the garden: methods and means of struggle, photos and videos How to deal with the onion fly in the greenhouseThis small insect is ashen-gray in color, 6-8 cm long, looks like an ordinary house fly. The name "onions" does not at all mean that only onions are preferred - garlic, leek, lettuce and even tulips become the object of attack of this pest. Onion fly appears in the spring, during cherry blossom and by the summer begins to lay eggs - in the soil near plants, in axils of leaves, on feathers of onions.
After a week, larvae develop from eggs, penetrate into bulbous tissues and begin their gradual "destructive" work. Thus, the onion fly can move from one plant to another, gradually hitting the entire bed. And if you consider that the fly lays eggs throughout the summer, you can only imagine the speed of the spread of the insect. As a result of the defeat, the growth of the plant slows down, the tubers become soft, and the smell is unpleasantly rots.
How to deal with onion fly in the garden: methods and means of struggle, photos and videos
As a rule, any disease is easier to prevent than to fight it. Therefore, in order to prevent from the onion fly, it is necessary to use the means of destroying its larvae - insecticides. However, many modern drugs contain toxins that accumulate in plants and then enter the human body.
In this regard, it is better to follow certain rules:
- Warming up at a temperature of 20 - 25 ⁰ before planting . To do this, dissolve a tablespoon of salt in warm water (1 L) and pour the resulting solution into plants for three hours. Then we wash the plant and soak it in the manganese solution for another two hours, then rinse it and dry it a little.
- Choosing a well-ventilated area for planting the crop . We plant the onion plants in deep grooves, alternately with carrots. So the plants mutually help each other, because carrot fly does not "love" onions, and onion - carrots.
- Annual change of the planting site. In addition, experienced gardeners recommend digging a site after the harvest is harvested. If there are larvae of onion fly in the soil, they will be on the surface and freeze.
If the onion fly has already appeared on the beds, it is necessary to fight it with more "radical" means. Than to process a bow from an onion fly? First, we water the plants with ordinary water, then with a solution of kerosene (1 teaspoon kerosene per bucket of water). We pour the solution into the watering can and water it - one bucket will be enough for about 4-5 meters of the bed. If necessary, the procedure can be repeated.
Well helps with onion flies ammonia. Take a container of water (10 liters) and add 0.5 tsp. boric acid, 3 drops of iodine, a little solution of manganese (up to pink) and 1 - 5 tablespoons. technical ammonia. After dissolving all the components, we pour out for each plant a cup of such a solution.
How to fight folk remedies with onion fly
The most "unloved" smells of this pest include needles, mint, wormwood, valerian. Ash is also used as a useful fertilizer. To do this, gather on the site dry branches, weeds, various garbage and build a fire. Then stir the ashes in the water and water the garden beds. If you add to the solution crushed tobacco leaves, manure or red ground pepper, the effect of using the product will increase significantly.
Pollination of plants will also help in the fight against the onion fly. Mix the tobacco and ground pepper (1 tsp), add the ash (200 gr.) And the mixture obtained by pollinating the beds. Then you need to weed.
The onion fly saves salt solution, the concentration of which depends on the size of the shoots. So, 5-centimeter sprouts for the first time need to be treated with a solution prepared from a third of a pack of salt on a bucket of water.
After two weeks we perform the second treatment - the amount of salt increases to half the pack. And the third time for the solution we take 2/3 of a pack of salt for the same volume of water, and the procedure itself is carried out 21 days after the date of the second treatment.
How to deal with the onion fly moth?
The most effective remedy for onion fly - tablets from helminths, dissolved in water (5 pieces per bucket of water). For irrigation, simple soap water is also used, at a rate of 50 grams. soap for 10 liters of water.
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How to deal with onion fly in the greenhouse
Many gardeners face this pest, which causes yellowing of the feathers of onions and other plants. Of course, if the cultivation of green onions was planned for sale, this situation causes understandable concern - after all the onion fly can in a short time destroy a significant part of the harvest of onions or garlic.
What other measures are in place to deal with the onion fly? Nitrogen fertilizing will prevent the appearance of plant pests. But how to get rid of already appeared larvae? First, it is necessary to carefully remove the damaged plants from the soil, then lower the bulbs in a bucket of water - so the larvae will die. However, this procedure must be carried out before pupae are formed from larvae. If you miss the right time, then in July there will be "new" flies.
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Onion fly is a serious threat to plant bulbous crops. However, using simple but effective methods to control the onion fly in the garden and in the greenhouse, it is possible to provide reliable protection. Successful pest control!