How to grow tomatoes in a greenhouse - practical tips for growers

If you want to harvest vegetables in spring or even all the year round, information on how to grow tomatoes in a greenhouse is important and compulsory. There are a number of features that should be taken into account to get a harvest of tasty, large and fragrant tomatoes.

Tomatoes - varieties for the greenhouse

The market offers a wide range of tomato varieties and the best for growing in a greenhouse are the following types:

1. The Mandarin. High shrubs have a vegetative period of 90-100 days. On the brush can form up to 10 fruits of rich orange color, weighing 75-110 g. They are not demanding in care and have an excellent taste.
2. "Brush is golden." The length of the bush reaches about 1.5 m. Fruits one of the best tomato varieties in the greenhouse, starting from 96-98 days. Vegetables yellow-golden color are not large and reach 25-30 g, but the taste is unsurpassed.
3. "Sugar raspberry plum". Using this variety, the yield can be obtained on 85-97 days. The bush can grow up to 105-140 cm. The fruits are painted in red with a crimson hue. It is worth noting that after growing such tomatoes are stored for a long time and are well transported.
4. "A sweet bunch." The tallest species, so the bushes reach a height of up to 3 m. They must be tied up and form two stems. This variety helps to get a multiple crop. On each brush can be up to 20-50 sweet fruits.

How to plant tomatoes in a greenhouse?

Wishing to receive a rich harvest, it is important to take into account a number of recommendations for growing:

1. Better than others, greenhouses, made of glass or polycarbonate, have been recommended for growing vegetables.
2. Take into account that in winter, to receive tomatoes in the greenhouse, cultivation and care includes the organization of heating, additional consecration and warming of the soil.
3. It is important to pick a variety, prepare the soil and put everything in good time.
4. If you are interested in how to grow tasty tomatoes in a greenhouse, then consider that you can not plant them next to cucumbers and potatoes.

When can you plant tomatoes in a greenhouse?

It is important to transplant the seedlings into a prepared room when it is ready for it. This will be evidenced by such signs:

• height of the plant should be 25-35 cm;
• presence of the first bud;
• color of shoots and leaves - dark green;
• the stem diameter should be at least 1 cm in the root neck;
• there must be at least seven well-developed leaves;
• The root system should cover the substrate well and have white roots.

Understanding the topic - when it is better to plant tomatoes in a greenhouse, it is worth pointing out that if the seedling has become large, then you need to cut off the top, remove the lower leaves and put it into the water. A few days later, roots are formed in their place. Before planting, remove the cotyledon leaves. To grow healthy bushes, boxes with seedlings must first be put in a greenhouse for acclimatization for a few days.

At what temperature should tomatoes be planted in a greenhouse?

It is recommended that the transplant be carried out when the sun can warm up a day for the greenhouse so that at night the temperature does not drop below 8 ° C. Considering the question of how to plant tomatoes in the greenhouse correctly, you need to take into account that the soil temperature should be 15 ° C. If the value is lower, then the roots will not survive and die.

How far to plant the tomatoes in the greenhouse?

Since it is important to grow properly moisturizing, pasynkovanie and other procedures, you need to take care of the availability of free space for all manipulations.

1. When selecting tall varieties when planting tomatoes in a greenhouse, the distance between tomatoes should leave 50-60 cm. If the area is limited, you can plant tomatoes in two rows or according to the principle of chess.
2. If you want to grow low-growing varieties, the distance can be reduced to 40 cm.

Caring for tomatoes in the greenhouse

After the landing, there is no need to hope that the tomatoes will develop by themselves, because without adequate care to get a rich harvest simply will not work. To grow healthy bushes, you need to monitor the appropriate temperature, properly pick the soil and watering. Caring for tomatoes in a glasshouse made of polycarbonate or glass necessarily includes pasynkovanie and garter in accordance with the requirements.

Temperature in the greenhouse for a tomato

Tomatoes are thermophilic, and even a slight drop in temperature for them can be fatal. For those who are interested in how to grow good tomatoes in a greenhouse, there are special rules for the temperature regime:

1. When the plant is planted in a greenhouse, the temperature should be about 15 ° C and it should be gradually increased.
2. When the value rises to 25-30 ° C, the tomato seedlings in the greenhouse will begin to grow actively. To ensure that it does not stretch excessively, it is recommended to lower the figures to 15 ° C. As a result, the root system will be strengthened.
3. It is not recommended to lower the temperature below the limit indicated above, as tomatoes in the greenhouse will begin to ache and development will stop.

Soil for tomatoes in the greenhouse

It is important to choose the right soil for growing vegetables and for this, consider some rules:

1. For this culture is preferable to light soils, in which the acidity is closer to neutral. If the value is increased, then use deoxidizing substances, such as ash or lime.
2. Gardeners recommend doing in the ground grooves for 40-50 cm and lay there straw or manure. After that, the removed soil is returned to the site. Note that decomposition of organic substances releases carbon dioxide, which is dangerous for humans and can lead to poisoning.
3. Earth in a greenhouse for a tomato should not contain weeds and insect larvae. The soil must be loose, which is important for maintaining moisture. You can use disintegrating elements, for example, perlite, vermiculite or ash. Note that the pH should be at the level of 6.5-7 units.
4. Another tip from experienced gardeners - if tomatoes have been grown for several years in one place, it is better to change the top layer of soil (about 40 cm).

Watering a tomato in a greenhouse

Experts offer several basic rules regarding watering, which every gardener should know in order to grow good bushes:

1. The root method of irrigation is used, and water should not reach the ground leaves. The procedure is carried out once a week and each plant should have 5 liters of fluid.
2. Watering tomatoes in a greenhouse should be done in the morning. Do not use cold water, otherwise you can worsen the condition of plants.
3. When tomatoes start to bear fruit, watering should be increased and water droplets should be better used.
4. After watering, it is recommended to ventilate the premises of the greenhouse. Three weeks before harvesting, you need to stop watering the plants, which will help to speed up the maturation process.
5. Finding out how to grow tomatoes in a greenhouse, it is worth pointing out that if there is a lack of moisture, the leaves on the bushes will curdle, and if there are too many water, then cracks in plants will appear, which can also rot.

Top dressing of tomatoes in a greenhouse

To obtain large, fragrant and delicious vegetables, a top dressing is necessary. There are several features concerning the selection and application of fertilizer for tomatoes in the greenhouse:

1. Tomatoes respond well to root and leaf fertilizing.
2. On the 20th day after planting, it is necessary to carry out the first fertilizing of plants. You can buy special mixtures in the store, and you can use this composition: 5 liters of water, 0.5 liters of mullein, 17 g of superphosphate and 25 g of wood ash. In each tomato it is recommended to add 0.5 liters of solution.
3. During the vegetation, root dressing with the same composition or purchased additives requires two more distributions 10 and 20 days after the first. For the third time, ashes and superphosphate should be used.
4. As for spraying, this procedure is not mandatory, but if desired, it can be done using calcium nitrate.

Gartering tomatoes in the greenhouse

The trunk of the plant under the weight of the fruit can tilt and even break, so the garter is an indispensable procedure. The first time fixation is carried out when they reach a height of 40-50 cm. In this case, use small pegs and strips of soft tissue. There are several ways how to tie a tomato in a greenhouse when they grow up:

1. To the wooden stakes . Near each tomato the count is clogged, to which the trunk is tied, which should stand straight. Do this in the middle and top.
2. To the trellis. This method is not very convenient for a greenhouse, since in most cases space is limited.
3. To wire or rail. Finding out how to grow tomatoes in a greenhouse and how to properly tie them, you can not miss out on the most popular option. At the top of the structure, it is necessary to pull a wire, to which strong cords are attached and to them fix bushes of tomatoes. Gardeners recommend using combined methods, that is, tie the thread not to the bush, but to the stakes and then, already lock the trunk.

How to dress the tomatoes in the greenhouse?

The process of removing unnecessary shoots causes many people many doubts. There are several tips on how to trim tomatoes in greenhouses, which will answer all the questions of interest:

1. First you need to correctly identify the stepson. Even if it is small, it has leaves. In addition, the stepson is always located between the trunk and the base of the leaf.
2. Removal is carried out after the length of the stepsons will be 3-6 cm, but no more. Pinching off extra sprouts is necessary at a distance of 1-2 cm from their base. As a result, there will be a small stump.
3. Understanding how to grow tomatoes in a greenhouse, it is worth saying that it is important to carry out the procedure throughout the life of the plant in order to direct the force to tie and ripen the fruit. Do this until 11 am.
4. It is important to consider that the stepson, located under the upper brush can not be removed. After the procedure, watering tomatoes is prohibited.