The greenhouse method of cultivation is rather popular among summer residents. As a rule, under the film they try to get a plentiful harvest of tomatoes and cucumbers, they rarely grow greens and berries. For the successful formation of a watermelon in a greenhouse you have to put a lot of effort, but the result is worth it, and with careful observance of all rules this process will not be so difficult.
How to grow watermelons in a greenhouse - we work with seedlings
Work begins with the preparation of seedlings. You can, of course, use and landing in the ground , but then the growth rate and the percentage of germination will decrease significantly.
Growing seedlings for planting watermelons in a greenhouse follows, following the following rules:
- it is best to plant the planting material in pots, so that the root system does not break when planted on a permanent place, the diameter of the pot with the calculation for two plants is about 10 cm;
- Prepare the seeds before planting can be the usual way of germination;
- it is also important to observe the temperature regime: in the daytime it is about 25 ° C, at night 20 ° C is enough;
- as a rule, the cultivation of seedlings of watermelons in the greenhouse begins around April, which makes it possible to refuse additional illumination;
- In the development of germs, mineral fertilizers should be used twice;
- be sure that plants do not come in contact with leaves, then their growth will be greatly accelerated;
- as soon as the seedlings have the fifth real leaflet, you can start landing on a permanent place.
How to plant watermelons in a greenhouse?
Preliminary it is necessary to prepare both a hothouse, and seedlings. The preparation of plants is a hardening, which begins about a week before the transplant. To do this, the temperature is lowered to 17 ° C, the room is constantly ventilated and seedlings are planted on the balcony during the day. For the cultivation of watermelons in a greenhouse, a landing scheme of 70x50 cm is usually used, two plants are allowed to be planted into one well and then sent to different directions.
Another important point in the question of how to grow watermelons in a greenhouse, concerns the preparation of beds. We start work in March, just before the plants are ready. Snow is removed and the greenhouse is thoroughly ventilated. The primer is also prepared in a standard way.
Once the average day and night temperatures are settled, you can begin the transplant. If there is no time, but the differences are too great, you will have to use additional heaters. Even when the temperature regime is adjusted, it is better to cover the seedlings with film, rags or paper for the night. After all the work is done, it remains only to properly care for the beds.
Care for watermelons in the greenhouse
In fact, the cultivation of watermelons in a greenhouse is not very difficult, but it will require you to be consistent. First of all, we follow the temperature: as soon as it rises to 30 ° C in the daytime, we begin to actively ventilate the greenhouse. Ventilation is carried out by opening the ventilation pans and achieving natural ventilation.
As we grow watermelons in a greenhouse, do not forget about the feeding. Approximately two weeks after landing on a permanent place make the first.
One of the secrets, how to grow watermelons in a greenhouse, is the correct garter. Watermelon needs to be grown in a single stem, which is selected by the presence of side shoots. If there is no ovary on the shoot, it can be removed, if there is an ovary - shoot pricked. Planting watermelons in a greenhouse requires good lighting, otherwise all the rules of greenhouse cultivation remain standard.