Radish in a polycarbonate greenhouse: when to sow and how to grow the best varieties in the winter?

Pink, juicy, crispy radish - most favorite spring vegetablewhich is so good in fresh salads and okroshka!

One of its advantages is the possibility and ease of growing in a greenhouse throughout the year.

The main thing - choose the right grade and greenhouse

Why in the greenhouse?

Garden radish is one of the most beloved root crops of our compatriots, and this is understandable. What okroshka without fresh radish? Opportunity grow year round vitamins on the garden only gives greenhouse. In addition, it is also an opportunity to make money. In winter, a fresh vegetable, grown not by an industrial producer, but by a caring gardener, will be snapped up.

Greenhouse requirements

In winter, especially in the middle and northern part of our country, grow radish under the film will not worktherefore it is better to stay on a polycarbonate greenhouse. Growing radish in a polycarbonate greenhouse has several advantages:

  • well protects from adverse weather conditions (wind, precipitation);
  • can be equipped with artificial lighting;
  • in her easier to mount watering system and heating;
  • There are special vents for airing.

Growing radishes in a greenhouse in winter, in the southern regions, where negative temperatures are rare, you can use bioheating (rotted manure, better horse) or biofuel.

In the middle lane and in the northern areas more suitable technical heating - solid fuel or electric boilerby which the water in the pipes forming the circuit throughout the greenhouse will be heated.

How to grow radish in a greenhouse? For the cultivation of radish in the greenhouse in the spring and winter for sale, used cassette method or on racks in containers. In this case, the heating circuit will be keep the right temperature soil.

Greenhouse varieties

How to grow radishes in a greenhouse in winter? For year-round cultivation more early and early grades will do radishes for greenhouses. Although more noteworthy is the combination of different varieties of ripening speed.

  1. The early ripening variety will yield in 20 days;
  2. The early variety will ripen in 30 days;
  3. Mid-season can be collected after 40 days;
  4. Late varieties have a planting and aging time of more than 40 days.
If you plant radishes, different in terms of ripening, you can have a crop constantly.

Early Varieties radish for greenhouses recommended by experts:

  • "Ultra early red"You can eat already 20 days after sowing. This is a beautiful round red root vegetable weighing up to 15 g with excellent taste. By the way, its leaves are used in salads and in soups.
  • "Children's F1"when to plant radishes in the greenhouse of this variety? According to the manufacturer, the radish will appear on your table 16 days after planting. Juicy, mildly sharp variety.
  • "18 days"- the radish of this variety really ripens in the period indicated in the title. It has an elongated cylindrical shape and a soft, not sharp taste. The flesh is juicy and tender.
  • "F1 Firstborn"will be pleased with the harvest for 16-18 days. It has a high yield and resistance to cracking of the fruit. The yield of radish from 1 sq. m in the greenhouse is up to 3.5 kg. Large radish is up to 35 g, strong, juicy and sweet.

Early varieties radish for greenhouses:

  • "Early red"gives high yield and is resistant to bolting;
  • "French breakfast"has a cylindrical shape and good taste;
  • "Heat"- classic radish in shape and taste.
  • "Celeste F1"- the producer of this grade of a garden radish for greenhouses - Holland. Possesses good productivity, fine tastes, and also unpretentious at cultivation and care.

Of course, radish varieties are huge. What are the best varieties of radish for greenhouses? When choosing seed material, it is better to focus on the zoning of the variety and soil composition, favorable for its cultivation.

Choosing and preparing seeds

When choosing a seed, pay attention to their size. Radish seeds for greenhouse should be largeup to 3.5 mm. Standard home sorting - sift them through a sieve with large cells (2 mm). Those that stayed in it are planted in a greenhouse, those that have sifted out - in the spring in the open ground.

Sowing radishes in the greenhouse: before planting soak the seeds for a couple of days. To do this, wet a soft cloth or cheesecloth and place the seeds between its layers. Keep gauze all the time wet. Seeds should give tiny sprouts. Then process the seeds with a weak solution of potassium permanganate. Wash them and immerse for 4 hours in a solution of growth stimulatordivorced according to the instructions.

Then rinse lightly again and dry on a rag to flowability. All the seeds are ready. It is recommended to use different varieties during the first planting, in order to decide on your taste preferences.

Planting and care

Technology of growing radish in the greenhouse.

How to plant radish in a greenhouse? Planting in the greenhouse Radishes: for sowing seeds furrows are made on the bed at a distance of 10 cm from each other. Furrows shed water. The hatching seeds are sown to a depth of 1.5 cm with an interval of 3-4 cm.

It is important to observe the depth of landing.. If you plant seeds deeper, there is a risk of losing 50% of the crop.

The soil

How to grow radish in a greenhouse? The soil is prepared in autumn, plant residues from previous crops are removed from it. Her dig and fertilized with humus. Radish does not like acidic soiltherefore liming may be required. Before planting, the soil is well loosened and, if necessary, heated. To do this, it is shed with hot water and closed with a film for 2-3 days.

In the southern regions and in the temperate zone, this is not necessary. The soil for radish should be loose and good moisture. Wood ash will be the best drainage for it. Potash-phosphorus mixture is used as a fertilizer.

Temperature

For planting seeds in the greenhouse temperature 10-12 ° C. In order for the radish to germinate, a temperature of 16-18 ° C is needed. When the first cotyledon leaves appear, the temperature is reduced to 8-10 ° C and kept for 3 days. Then again raised to 16-20 ° C.

Lighting

The ideal would be lighting 1200-1300 lux. Light day should be 12 hoursat. If it is winter time or the beginning of spring, the plantings must be completed using svetoidnyh or fluorescent lamps. Radish is not needed for more than 12 hours of light, otherwise it can shoot an arrow. When growing radish in a greenhouse in summer, when the daylight is long, ridges are shading, so that on the radish flower stalks are not formed.

Watering and feeding

Radish loves wet soiltherefore, it should not be allowed to dry. This is fraught with crop loss. If you choose a cassette growing method, keep in mind that watering should be done belowthrough the drain hole.

Watering is done at a depth of 10-15 cm. For less evaporation of moisture, the soil can be powdered with peat or humus. To avoid a sharp increase in humidity in the greenhouse after watering her need to be ventilated. Otherwise, there is a danger of the disease of plants with a black leg.

Top dressing needs to be made only in the event that in the fall or before landing it was not enriched enough. In this case superphosphate diluted in water is introduced, urea and wood ash.

Thinning and weeding

How to grow radishes in a greenhouse? Cylindrical radish is planted at a distance of 3-4 cm, round - 5-6 cm. After the shoots are a few days old, their must be thinned. If this is not done, then each plant, seeking to win a place, will increase the green mass to the detriment of the emerging root crop. During the growth of radish garden beds easy loosening and weeding is necessary from weeds.

Disease prevention

In the greenhouse is used the same land as in the garden. And just like the rest of the vegetables, radish is prone to disease. For their prevention, seedlings are sprayed with a solution of household soap and wood ash in a ratio of 1: 2.

This will protect the planting from powdery mildew and blackleg, as well as scare away pests - cabbage moth, caterpillars and crucian midge As you can see, with minimal labor and financial costs you can get a harvest of radishes all year round. The radish grown in the greenhouse is in no way inferior to its fellow counterpart in taste and beauty.

Video about planting radish in the greenhouse:

Watch the video: 5 Low Cost Greenhouse Ideas (December 2024).