Almost every gardener grows tomatoes in his plot. If climatic conditions of a certain region are not suitable for this thermophilic culture, then it can be successfully grown in greenhouse conditions. One of the varieties of tomatoes suitable for growing in greenhouses is the Zimarevsky Giant. Let's take a closer look at this variety and its cultivation agrotechnics.
Variety description
By type of growth "Zimarevsky giant" refers to the indeterminate varieties of tomatoes and grows up to two meters. This is a high-yielding medium early variety, on which brushes with 5-6 fruits are formed.
Its advantages include:
- stability of fruiting in different climatic conditions;
- excellent fruit flavor;
- the ability to collect seeds for subsequent sowing.
Its disadvantage is the need for a good garter and poor keeping quality of fruits.
Important! The peculiarity of this variety is that it is suitable both for open ground and for greenhouses.
Fruit characteristics and yield
With good farming, you can harvest a tomato of this variety to 10-15 kg per square meter. The fruits of crimson color have a smooth surface, slightly flattened. On average, tomatoes "Zimarevsky giant" weigh 300-400 grams, but can be large sizes - up to 600 grams. These tomatoes have a sweetish tasty pulp, perfect for salads. Suitable for processing and juice preservation. The period from germination to ripening of the first tomatoes is 100-103 days. 
Selection of seedlings
For seedlings should choose the age of 45-65 days, with 5-7 leaves. When buying should pay attention to the following:
- plants should have a thick strong stalk and green leaves, well-developed roots;
- seedlings should not be too elongated (no more than 30 cm);
- Too green and curling leaves are a sign of abuse of nitrogen fertilizers;
- you can not buy seedlings with bare roots, without a clod of earth. It is best to take it in a container with the soil, and tomatoes should not grow in a heap;
- plants should be free from damage, stains, twisted or deformed leaves;
- not recommended to buy sluggish or yellowed seedlings;
- if you bought seedlings from the ovary, it is better to pick them right away, it will still disappear. It is best to choose plants for planting before flowering and formation of ovaries;
- you should look tomato seedlings under the leaves to make sure that there are no pests;
- Do not buy seedlings from several different sellers - in this case, the risk of bringing sick plants to your site increases greatly.
Did you know? Tomatoes imported from the American continent in the middle of the 16th century were grown by lovers of the exotic as ornamental plants and were considered inedible. The first they began to prepare the Portuguese and Spaniards in the late XVII century. In the Russian Empire, the plant was grown for a long time as an exotic culture, until a seedling method was introduced and the fruits began to reach maturity.
Growing conditions
Tomatoes are heat-loving plants, and in central Russia, the middle-early variety should be grown in open ground only by seedlings. Seeds germinate at a temperature of + 14 ... +16 ° C, and the best temperature conditions for this plant are in the range of 20 to 25 ° C. Tomatoes die at the slightest frost, and at temperatures below +14 and above +35 ° C cease to form the ovary. Prefer the duration of daylight hours at 12-14 hours. The culture is resistant to drought, but to create optimal conditions it is necessary to water the tomatoes after the topsoil has dried. The best conditions for tomatoes: when the humidity of the air is within 45-60%, and the humidity of the earth is 65-75%. 
Proper watering of tomatoes Cabbage, cucumbers, root vegetables (except potatoes), legumes and melons and gourds are good predecessors for the plant. It should not be planted tomatoes after other nightshade. On the plot where the tomatoes grew, they can be planted only after three years.
Tomatoes prefer loamy and sandy soils, and with an acidity of 5-6 pH. With high acidity of the soil, it should be lime every 3-4 years. Heavy clay soil should be dug over with coarse sand (8 kg / 1 sq. M), peat (5 kg / 1 sq. M), manure, humus or compost (5 kg / sq. M).
Important! When growing tomatoes, you can use the methods of organic farming - sow peas or other siderats in the area set aside for them from autumn. In the spring, these plants should be mowed, chopped and ground into the ground, and after two weeks you can plant seedlings of tomatoes.
Seed preparation and planting
Tomato varieties "Zimarevsky giant" is usually grown with seedlings. Pre-seeds are prepared for planting - kept in a solution of the drug "Fitosporin" for about half an hour. Then they are placed for 40 minutes in an aqueous solution of plant growth stimulator.
In agro shops they buy special soil for tomatoes or make it themselves. To do this in equal proportions mixed garden soil and compost. It is desirable to carry out soil disinfection for planting, for this purpose it is kept at low temperatures (below 0 ° C) on the balcony or placed in a freezer. Disinfection can also be carried out by roasting the soil on a baking sheet in the oven. The easiest way to disinfect the soil, watering it with boiling water or a solution of potassium permanganate. 
Planting on seedlings produced at the end of February or in March. In cold climates, planting takes place in February, and in temperate climates, in the first half of March, it is possible to plant seeds in the south in early April.
Read about how to choose the right capacity for seedlings.
Planting seeds produced as follows:
- Prepared containers for planting (height 10-12 cm) filled with soil.
- Watered the soil with warm settled water.
- Form a furrow with a depth of about 1 cm.
- Seeds are planted with a gap of 1.5 cm and covered with earth on top.
- The containers are covered with plastic wrap or bag and moved to a warm place.
- during the day, the temperature should be in the range of + 18 ... +22 ° C;
- at night the temperature should reach at least +16 ° C;
- lighting - at least 12 hours. For this, seedlings are usually placed on the windowsill. If there is not enough natural light, then fluorescent or phytolamps are used, which are installed at a height of 0.3 meters from the seedlings.
Plants are constantly watered. The soil should not dry out. When a seedling grows up, its spud to form stronger roots.
We advise you to find out whether to grow seedlings in cassettes.
After the appearance of 1-2 leaves, the grown shoots are transplanted in separate pots or containers. Ideal for special peat cups. 
14 days before planting in open ground or a greenhouse, seedlings begin to harden by transferring to a balcony or loggia. Initially, it is carried out for a couple of hours, and after the hardening time is increased. Plants gradually get used to the environmental conditions and it will be easier for them to adapt during planting in the garden or summer cottage.
Planting tomatoes "Zimarevsky giant" in the open ground or in the greenhouse carried out in May and June, when the earth warms up.
Important! Tomatoes are sun-loving plants, so for their planting you need to choose a well-lit area.Before planting, the ground is well loosened and the wells are formed for planting with an interval of 0.4 m. It is best to place the holes in a checkerboard pattern. This will help prevent excess thickening and make it easier to care for the bushes.
Tomatoes are transferred to the pits with a lump of earth or a glass of peat. The soil around the seedlings compacted and moistened with warm water.Maintenance and care
To get a good harvest, Zimarevsky Giant tomatoes need constant care. They need to be watered, fertilized, properly formed a bush and timely treatment of various pests and diseases.
First of all, you need to ensure good watering of tomatoes, which is directly related to the weather. When the weather is dry and there is a lack of watering, this plant culture discards the ovary, and the leaves and stem die off - the plant dies. Excessive moisture also badly affects tomatoes and leads to the appearance of many diseases.
Video: Tomato feeding After planting seedlings constant watering begins about a week. Before the appearance of inflorescences, each bush is watered with three liters of water every three days, the water for irrigation should not be cold, it is better to use tepid. During the flowering period, you need to take more water - at least 5 liters per bush, but the watering itself is done once a week. When forming the fruit, watering is a bit limited so that the tomatoes do not begin to crack. After watering you need to loosen the soil and be sure to weed. If the tomato grows in a greenhouse, then it must be aired to avoid excessive moisture. Water the plants need to be at the root, so that water does not fall on the leaves and flowers.
Important! When the summer heat comes, watering should be carried out more often so that the plant does not dry out.Tomatoes varieties "Zimarevsky giant" need feeding in the following order:
- before flowering;
- during bud formation;
- at the beginning of the appearance of the fruit.
After that, it is necessary to introduce a top-dressing with the content of potassium sulfate and superphosphate at the rate of 10 liters of liquid, 20 grams of each fertilizer. The resulting solution is gently poured under the root, avoiding contact with the leaves. Between these treatments stand an interval of 14 days.You will probably be useful to learn how to feed the tomatoes with yeast.
Mineral fertilizers can be replaced by ash. The day before watering in 10 liters of liquid stir 3 cups of ash. Then the next day, the resulting solution is watered tomatoes. Wood ash is useful to add to the soil around the plant when loosening. 
Tomato "Zimarevsky giant" refers to tall varieties and needs a garter to a stable support. For this purpose, near every bush, a flat wooden stick or other structure is driven into the ground. Then the top, stem and, as necessary, brush the tomato tied to a support. It is very convenient to tie the plant to the trellis. To do this, two supports are driven into the ground and three wire rows are drawn between them with an interval of 45 cm, to which they tie up a tomato bush.
This kind of tomato requires pasynkovanie. The bush is formed in two stalks. Extra shoots are removed manually every 7 days.
Did you know? From a biological point of view, the fruits of tomatoes - berries. However, they are usually referred to as vegetables, because they grow in vegetable gardens and are not used for dessert. In 1893 in the USA the decision carry tomatoes to vegetables It was approved in court.
Disease and pest prevention
Tomato variety "Zimarevsky giant" has good resistance to fusarium wilt. To prevent many diseases and the appearance of pests, it is necessary to adhere to agrotechnologies, to carry out the ventilation of the greenhouse, to remove excess shoots. With the onset of warm days with frequent rains there is a risk of many diseases of tomatoes, including phytophtoras. 
For preventive measures, experts recommend the following activities:
- use infusion of wood ash. To prepare, take 500 grams of ash and boil on a quiet fire in 1.5 liters of water. Then filtered and diluted in 10 liters of water, adding 50 grams of laundry soap. The resulting solution is sprinkled with tomatoes;
- apply the drug "Trihopol". In a bucket of water, crushed 5-6 tablets are diluted and 250 grams of milk is poured. Then treated with this solution of the plant;
- At the first signs of late blight, tomatoes are treated with the Tattu fungicide according to the instructions;
- for the prevention of a wide range of diseases and pests, planting is treated with special biopreparations such as "Tomato Saver", which is also a growth stimulator. You can also use a solution of Bordeaux liquid or copper sulfate;
- spraying infusion of garlic or salt solution. For the preparation of garlic infusion take two glasses of chopped garlic and pour hot water, but not boiling water. Then infused solution is made up to 10 liters and mixed, and then filtered;
- for watering it is necessary to use water with a temperature not lower than 15 ° C;
- Be sure to loosen the tomatoes and feed them - this will strengthen the tomatoes against many diseases.
Read more about the symptoms, prevention and control of diseases of tomatoes.
Harvesting and Storage
Tomato cultivars "Zimarevsky Giant" are harvested in July-August as the fruit ripens and stored at room temperature for no more than five days. In the fridge in a container for vegetables, tomatoes can lie for up to two weeks. Because of the considerable size and juicy flesh, this variety is not recommended to be stored for a long time, but it is perfect for preservation. From large and ripe fruits make excellent juice, adjika, pasta, ketchup, and more. 
The variety of tomatoes "Zimarevsky giant" stably fruits in different climates, it is well grown in a protected and open field. It is highly productive and its fruits taste great and are great for salads and canned tomato juice. This tall plant needs a garter, removal of stepsons, and otherwise its agricultural technology is standard for growing tomatoes.
