How to grow kohlrabi: all about sowing, care and varieties

Did you like to gnaw cabbage stalks in childhood? Then colorful kohlrabi buns will come to your taste. This crispy vegetable not only looks appetizing, but also gives its fans all the necessary nutrients.

Among all the cabbage varieties known to people, as well as radishes, turnips and radishes, kohlrabi contains the greatest amount of vitamins, and therefore is included in the menu of all supporters of proper nutrition. This vegetable was grown in ancient Rome, and its name is translated from Italian as “cabbage turnip”. Although our climate is far from the usual for kohlrabi, it can be grown easily in most parts of Russia and in other regions with a temperate climate.

How to sow kohlrabi seeds

Kohlrabi is cold-resistant, non-capricious culture, and with proper farming techniques, its crop in the middle lane can be harvested three times per season.

It is possible to sow kohlrabi not only on seedlings, but also immediately into the ground.

The pre-sowing preparation of kohlrabi seeds is not easy and can confuse an inexperienced gardener. Follow our simple instructions, and you will succeed:

  1. Soak the seeds for 15 minutes in water heated to 50 ° C.
  2. Immediately immerse them in hot water from the hot water for 1 minute.
  3. Soak the seeds in a solution of Kornevin or Appin for 12 hours.
  4. Rinse and refrigerate in the vegetable compartment for a day.
  5. Wrap in a damp cloth and wait for them to wrap, and then sow to a depth of 1.5-2 cm.

If you plan to grow kohlrabi seedlings, then sow each seed in a separate container to avoid picking - the culture does not tolerate it.

Sowing Kohlrabi in the ground

It is also possible to sow kohlrabi seeds in open ground, although it should be done not earlier than mid-June. In this case, the harvest you get to the beginning of autumn, and this cabbage will go to storage. For earlier sowing, cabbage shoots will need to be covered with agrofiber or film.

Rows for growing kohlrabi are chosen by those on which cruciferous plants did not grow in the previous two years.

Sow kohlrabi should be carefully, putting the seeds in the ground at a distance of 20 cm from each other and 60 cm between the rows, so that later seedlings do not plant.

Sowing kohlrabi on seedlings

Not sure about the climate of your region and want to enjoy juicy sweet cabbage in July? Then you will approach the seedling method of growing kohlrabi.

Soil for kohlrabi seedlings are prepared from a mixture of lowland peat, humus and sod land (in equal proportions). Kohlrabi can also be sown in peat tablets, or filled with a mixture of small pots. Crops are covered with glass and exposed to a window, maintaining a temperature of about 20 ° C indoors. When the first shoots appear in the containers, the glass should be removed and the pots put in a cool (8-10 ° C) place. There they should be 10 days, and then the seedlings are returned to a warm, but not hot room and put in a well-lit place.

Caring for kohlrabi seedlings is no different from caring for white cabbage. You can use the same fertilizer, and watering can be done at the same intervals. In phase 2 of these leaves, Kohlrabi seedlings are sprayed with a 0.4% solution of superphosphate (40 g per 10 liters of water). Two weeks before the landing in the ground sprayed with a solution of potassium sulfate and urea (1 tbsp of each drug in 10 liters of water).

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Two weeks before disembarking to a permanent place, Kohlrabi seedlings begin to harden, bringing them to the open air for a short time (from 5 to 30 minutes).

Kohlrabi does not tolerate picking badly, so if you have sown all the seeds in one container, try to seedlings in the development phase of the first true leaf. In this case, you need to sow a third more seeds than you need, because some of the young plants will not transfer picks.

Kohlrabi planting in the ridge

How to understand that kohlrabi can already be planted in the ground? A sapling should have 5-6 true leaves, and the threat of recurrent frosts should pass. If you focus on dates, in the middle of May, you can plant seedlings under the film, and at the end of the month already in open ground.

Kohlrabi is planted at a permanent place at the age of 30-40 days.

Landing is carried out in the prepared ridges in the evening after sunset or on an overcast day. In each hole before planting make 2 tablespoons. superphosphate, 1 tsp urea, 2 cups of wood ash. Plants are buried on the first leaves, the soil around them is tamped and watered abundantly.

Do not bury the point of growth of kohlrabi in the ground - this will lead to flowering of the plant.

Care for kohlrabi

Already tried to grow kohlrabi in the Moscow region or another region with a temperate climate and got overgrown, tough stems, bitter heads, or solid color flowering? It's not about cabbage, most likely, you just somehow made a mistake. In fact, to grow this vegetable is not so difficult, but you need to take into account its requirements.

Where to plant kohlrabi

Best of all, this cabbage grows in sunny areas. Of the soil prefers nutrients, with a pH of 6.7-7.4. However, it will grow in almost any land, except for strongly acidified and depleted - in this case, the fibers of the head will be bitter and hard.

It is necessary to prepare the kohlrabi ridges for the fall, adding 4 kg of humus or rotted manure, a glass of ash, 1 tbsp to 1 square meter. superphosphate and 1 tsp urea.

The best precursors for kohlrabi are tomatoes, potatoes, carrots, zucchini, pumpkins, and spicy herbs. The worst option would be all crucifers.

How to water kohlrabi

After disembarking in open ground, Kohlrabi seedlings are watered every 3 days, then the number of irrigations is reduced, bringing to 1 time per week. The maximum amount of kohlrabi moisture is required in June. Make sure that the soil on the ridges never dries to a depth of more than 3-4 cm, but do not flood the planting.

After watering, loosen the aisles and remove weeds. To reduce the number of waterings, you can grind the ridge with kohlrabi with any plant material (straw, freshly cut grass, peat, etc.).

Hilling and loosening - important care for kohlrabi

Three weeks after the Kohlrabi seedlings are transplanted to a permanent place, the cabbage needs to be tucked up, and then repeat this procedure after another two weeks. Even if you sow a kohlrabi directly into the ground, she needs regular hilling. It is carried out for the first time in the phase of 5-6 true leaves. And then with an interval of 15-20 days.

The most succulent kohlrabi root crops form, if the ridges regularly loosen to a depth of 8 cm, weed at least once every 2-3 weeks

Kohlrabi pests and diseases

In this regard, kohlrabi is no different from other varieties of cabbage, and all cruciferous. It can also affect the keel, vascular and mucous bacteriosis, rot, powdery mildew and black leg. Rarely, but still possible, the defeat of diseases such as Alternaria, "bel", mosaic, tracheomycosis and black ring spot.

Kohlrabi affected by gray mold

Among pests can be called more than a dozen of insects, but often landing kohlrabi affect cruciferous and black fleas, stemmed midge, wireworms, thrips, shovels, Delia radicum, cabbage white butterfly, meligethes aeneus, cabbage bug, slugs, cricket, cabbage aphid.

How to protect kohlrabi

Crop rotation and competent agricultural practices will be the best defense for kohlrabi ridges against diseases and pests.

  1. All cruciferous plant remains should be removed from the ridges and, if possible, from the site.
  2. Seeds need to be bought in proven companies, and warm up or pickle before sowing.
  3. After harvesting, the soil on the ridges should be deeply dug.
  4. All weeds need to be removed in a timely manner, not allowing them to drown out cultural plantings.

If this does not help, and your kohlrabi are attacked by diseases or pests, you can use industrial means to combat them.

For getting rid of insects Insecticides Ambush, Decis, Karate, Rovikurt, Corsair, etc.

With fungal diseases copes fungicides Quadris, Fundazol, Skor, Topaz.

Well, if your landing hit bacterial diseases, then all the affected plants will have to be removed and disposed of (not in compost), shed a dark pink solution of potassium permanganate along the ridge at this place and this year nothing should be planted on it.

Kohlrabi cleaning and storage

The bediness of kohlrabi stebleplod depends on the variety and time of ripening. Early varieties are eaten in summer, even under the right conditions, they will stay no more than 2 weeks. But later sorts of kohlrabi are harvested along with white cabbage, along the chill. To do this, choose a clear day, when the daytime temperature has dropped to 3-5 ° C. Plants are dug together with the root, dried, separated root and leaves.

Overgrown Kohlrabi Stebleplod

The fruits themselves should weigh no more than 120-200 g, overgrown cabbage, although impressive in size, does not suit anyone, and its hard fibers are not suitable for food. Dried kohlrabi are harvested in a cellar or cellar, where, if the humidity is 95% and the temperature is not higher than 5 ° C, it can be stored for more than six months. Best of all, it will lie in boxes of sand, and the fruits should not touch each other.

Kohlrabi can also be blanched and frozen, or stored for 2-3 weeks in the fridge, wrapped in plastic or paper.

The best varieties of kohlrabi

In modern garden stores, you can find dozens of kohlrabi seeds. How to choose the best and what to navigate? First of all, decide for what you are planting this cabbage. If in order to diversify the summer menu and feast on juicy pulp right from the garden, then you will suit the following early and early grades: Athena, Viennese purple, Delicious red, Picante, Relish

If you want your crop to be stored all winter, then choose from late ripening varieties, eg, Violetta, Giant, Blue Planet

Kohlrabi is both green and violet, but this is only the color of the skin - inside is the same white flesh. Although varieties of purple color are best kept.

Do you like kohlrabi too and have been growing this unusual cabbage for a long time? Share your agrotechnical secrets, as well as healthy vegetable dishes.

Watch the video: Growing Kohlrabi In Raised Beds - How To Grow Kohlrabi (July 2019).