At the stage of active development, yellowness, which appears prematurely on the leaves of garlic or onions, requires a careful examination of the plantings. This will help to identify the factors that provoke the withering of the pen, and apply the necessary means.
Causes of yellowness
The following adverse factors can cause premature yellowing of garlic and onion feathers:
- Moisture deficiency
When hot weather sets in, garlic and onion plantings must be watered with settled water every 3-4 days. Carry out the procedure in the morning. Regular loosening of the surface soil crust is carried out.
- Waterlogging
Represents a danger and a prolonged excess of moisture. This is often observed if the beds are equipped on a site with heavy clay soil. In such a situation, a drainage layer must be provided. When carrying out care, weeds are systematically removed, the soil is loosened.
- nutritional deficiency
Often the yellowness of young garlic or onion leaves signals a nitrogen deficiency. Feeding will help correct the situation.
For this purpose, humus is combined with chicken manure - 0.5 liter jars. Stir the organics in a container with 10 liters of settled water with the addition of urea (1 tbsp. l.). Leave covered for 48 hours. The beds are watered with a nutrient composition. The average consumption is 3.5 l/sq. meter. Practice this top dressing twice a month.
You can use effective green manure. It will take 0.5 kg of fresh chopped nettle per bucket. Fill to the very top with water and hold for 10 days. The finished concentrate is diluted 1:10 before watering.
It is convenient to use ready-made universal products oriented for growing vegetable crops. Experienced gardeners recommend Fertika Lux fertilizer.
Well helps "Ammofoska". It is distributed into shallow grooves made on the bed between the rows of bulbs, using 5 g / 1 linear meter. meter. Then watering is carried out, and the surface is mulched.
- Pests
Be sure to carefully examine the yellowing garlic-onion plantings, as the problem may be the appearance of an onion fly. These vegetable crops can be affected by nematodes, onion moths. Dangerous root onion mite.
To prevent the attack of harmful insects, crop rotation is observed. Every year they equip the beds in a different place. In autumn, they practice deep digging of the site.
It is recommended to alternate rows of onions and carrots. To protect against pests, young garlic-onion leaves are pollinated with ground black pepper, sifted with wood ash. Tobacco dust is used for this purpose. If signs of pests are noticed, insecticides are used.
- Diseases
The leaves turn yellow and quickly wither if the onion or garlic has been infected. Often these crops develop rot - cervical, white, bacterial, rust. With high humidity, fusarium appears.
They examine not only feathers on which yellow marks appear, but also bulbs. All specimens with signs of rot are removed and destroyed.
Healthy planting material is selected to prevent infections. It is disinfected using Topaz, Fitosporin.
It is recommended to shed the soil before digging with disinfectant solutions.
- Mistakes when planting winter garlic
Yellowing of young garlic feathers is often observed in spring. This happens if the landing dates are not respected.
If the garlic was placed early in the fall on the beds, then it has time to sprout, which suffer from the winter cold. If the planting is carried out too late, the culture does not have time to get stronger and freezes out.
In the spring, with a sharp change in temperature, garlic feathers are damaged, which was not planted deep enough. It rises earlier and turns yellow quickly.
Premature wilting of leaves on garlic and onion beds needs attention. Measures must be taken quickly so as not to lose a significant part of the crop.
Read also: Three ways to clean the garden of infection and restore its fertility
Friends, do not forget to subscribe to the channel and leave a LIKE if the article is useful!
#onion#garlic#the appearance of yellowness#garden