Tomatoes are one of the most popular vegetables. Red, juicy fruits not only decorate any dish, but also contain many useful substances. But sometimes the appearance of tomatoes that grow in a greenhouse deteriorates. Why do tomatoes crack in the greenhouse? Let's figure it out.
Causes
There are a number of reasons why your favorite vegetables become unsightly. One of them is a genetic feature. The fact is that cracks almost do not appear on yellow or dense varieties, such as Nasha Masha, Moscow Region, Harlequin, Prekrasnaya Lady, Diva, Ostrich, Favorit. But the seeds can not be 100% protected from bursting of the skin of the fruit.
“Why do tomatoes crack in the greenhouse?” - summer residents are perplexed. The reason for this may be a change in soil moisture. If the heated, dried earth is plentifully watered, then the water will quickly “reach” the fruits, and they will burst. A sudden change in air humidity and excessive fertilizer can affect vegetables. So that from year to year you don’t ask yourself the question: “Why do tomatoes crack in the greenhouse?”, You need to know a few rules for proper plant care.
rules
So that the soil does not dry out, it is necessary to use a moisture-intensive soil. After irrigation, the earth is mulched to provide the required humidity level (60%). Humidity will be considered normal if a lump of soil taken at a depth of 10 cm is well formed and breaks up when pressed lightly. In hot weather, the greenhouse is darkened by coating the walls with milk of lime.
To find out why tomatoes crack when ripening, you need to compare the day and night
temperature. When the tomatoes begin to blush, temperature differences become significant. At night, moisture does not evaporate, but accumulates in the fruits. From this they burst. To avoid this, you need to maintain a temperature in the greenhouse of at least 14 degrees and not remove more than 3 leaves per week from the bush.
Why do tomatoes crack in a greenhouse if everything is okay with soil and air humidity? A spoiled appearance may be the result of a large number of nitrogen fertilizers. For the development of fruits, 20 g of fertilizer per 10 liters of water is enough.
Watering Tomatoes
The main cause of bursting fruit is irregular watering of the crop. During the growth process, the plant needs uniform and regular hydration. In sunny weather, watering is carried out every 3 days, in cloudy - after 5 days. But you need to watch so that the water does not pour on the leaves and fruits (watering under the root).
Tomatoes crack in the greenhouse, usually during the ripening period, when gardeners begin to moisten the soil more abundantly. This is not necessary. A developed root system of tomatoes is enough for 1 watering per week, which is carried out as follows: pour water into a hole, wait until it is absorbed, water again. If the daily temperature drops are small, then the watering time should be after 17 hours, if at night the thermometer does not rise above 13 degrees, then water at 11 a.m. In hot weather, the side walls open.
The choice of thick-skinned varieties, compliance with simple rules for caring for tomatoes allows you to harvest without cracks. It will be pleasant to eat these fruits and harvest them for the winter.