Plant and cultivate kohlrabi


Plant and maintain the stemmed turnip

Plant and cultivate kohlrabi: tuber

The Kohlrabi (Brassica oleracea) is a cultivated form of the vegetable cabbage, but has a much milder taste. The above-ground bud tuber as well as the long-stemmed leaves are suitable for raw consumption or can be processed tasty.

Kohlrabi is a biennial plant that, if you do not eat the tuber, develops beautiful flowers in its second year. But not only the flowers are a colorful eye-catcher in the vegetable patch, Also varieties of blue kohlrabi set bright accents in the green garden. Meanwhile, the trade also offers numerous hybrids, which are particularly profitable and robust.

If you too Grow kohlrabi in your garden If you want to, you should follow some care measures for shapely and aromatic tubers. Here are some tips for healthy plant growth.

Kohlrabi - the healthy vegetable plant

Kohlrabi is a very healthy vegetable plant, who likes to be cultivated in the garden. Frequently, the long-stemmed leaves are removed before consumption, in many supermarkets even a separate box is available for this purpose, and only the tuber is finally chopped and processed into a tasty dish.

But this measure is actually counterproductive, because the leaves are extremely beneficial to health, because they contain much more good ingredients than the thick tuber. So the leaves contain about twice as much vitamin C and a tenfold content of calcium and iron. Of course, the tuber is rich in vitamins and healthy, but the leaves should not be disposed of hastily. They are particularly suitable for a fresh salad or can be slightly steamed to serve as a warm side dish.

Differences between white and blue kohlrabi varieties

Plant and cultivate kohlrabi: cultivate

It can be cultivated blue or white Kohlrabisorten.

There are many Kohlrabisorten, thereby in Germany about 30 white and only 14 blue are cultivated. There are increasing numbers of hybrids that particularly resistant and fast growing are. In addition, special crops increase the yield and minimize the tendency to burst the above-ground tuber.

The white and blue kohlrabi varieties do not just differ in color, but also in their individual cultivation time. Blue varieties require a significantly longer culture time compared to white tubers, but also set beautiful colored accents in the vegetable patch for several weeks. Despite their different shell color, all varieties have white flesh and a similar taste.

Depending on the variety, a kohlrabi roll reaches one Diameter of 5-20 centimeters and may be rather round or oblong. If the young plants are set too tight in the bed, the tuber falls out cylindrical because it can absorb too little light.

Claims and location of kohlrabi

Plant and cultivate kohlrabi: tuber

Kohlrabi makes no claims to the soil conditions. However, keep a three-year extension on the same site.

kohlrabi plants are also suitable for inexperienced home gardeners, because they do not set any special requirements for the location. For optimal soil conditions for outdoor planting at the end of April, the garden soil should be prepared in autumn already.

Experts recommend a soil preparation with mature compost and horse manure. The reclaimed bed can now rest throughout the winter and offers the young plants the following year optimal conditions for a rapid growth and healthy growth thanks to an adapted nutrient content.

Kohlrabi is a medium-strong crop. Therefore, after the harvest at this location, a cultivation stop of cabbage should be maintained for three years so that the soil can recover. If too many plants of the same family are grown in one location for many years, there is also an increased risk of pests or pathogens surviving in the soil and infesting the following crops.

tip: Put kohlrabi in between Kidney beans, peas, tomatoes or lettuce. These vegetables benefit from each other and do not inhibit each other's growth.

Plant kohlrabi

Plant and cultivate kohlrabi: plant

Kohlrabi is cultivated in rows. Keep a planting distance of at least 30 centimeters.

It is important that the young plants in the bed not too deep and not too shallow stand, otherwise they lack the necessary stability or the tuber begins to rot by earth contact. The root ball should therefore be only slightly covered with soil after planting.

If you have the little kohlrabi a growth advantage over weeds You can put the plants on a warm window sill in a flower pot from February onwards. Lay the seeds in 1-centimeter deep grooves and cover everything again with damp soil. It is important to provide a consistently moist substrate during the initial growth phase. If the seedlings have three small leaves, you can move to the Freibeet at the end of April.

Alternatively you can from May until mid-July at the latest sow the seed directly into the vegetable patch in the field. Pay attention here already to a sufficient planting distance of at least 30 centimeters, in order to avoid a later separation of the expansively growing plants.

Maintain kohlrabi

Plant and cultivate kohlrabi: plants

Young plants are particularly sensitive and benefit from a soil preparation with horn meal.

Due to the relatively short cultivation time Kohlrabi sets only low demands on the soil condition ahead. If the varieties are sown directly in the field, a soil preparation with horn meal or nettle jute can optimize plant growth.

In general, it is important that fertilizer and water are given regularly to effectively prevent the tuber from bursting or lignifying. Therefore, do not allow large fluctuations in the moisture balance to occur and water the kohlrabi plants daily moderately, so that the substrate remains moist and never completely dries out.

With lasting frosts the culture is covered with nonwovens. Although Kohlrabi tolerates cold well, the crop can be significantly damaged during frosts. Even brushwood or straw serve as an insulating protective layer in winter.

Diseases and pathogens

Plant and cultivate kohlrabi: kohlrabi

Kohlrabi plants are often attacked by aphids.

When gardening cabbages, hobby gardeners should take care not to plant too many cruciferous plants next to each other, otherwise the risk of pest infestation by aphids, cabbage flea, cabbage white or white cabbage fly increases.

Information about effective and natural pest control In the garden you will find in our article to combat different types of caterpillars.

Birds or rabbits can also cause considerable feeding damage. Particularly affected are the young plants at the beginning of the season.

In addition, keep a sufficient planting distance, so that the big leaves can dry easily, Otherwise, fungal infections, such as mildew, quickly develop, with a pale fungal turf on the underside of the leaf.

Kohlrabi harvest and process

Plant and cultivate kohlrabi: cultivate

In a summery vegetable pan with fresh vegetables from the garden Kohlrabi may not be missing.

Kohlrabi is a fast growing vegetable plant and can be harvested 12-20 weeks after sowing outdoors, depending on the variety. When kohlrabianbau experts recommend an early harvest, if the Kohlrabiknollen are not yet fully grown. Smaller specimens are much juicier and tastier, they are spicy and tender. So pull the final harvest date 2 weeks ago.

If you want to harvest the kohlrabi, cut it just below the tuber with a sharp knife, The leaves can also be further processed and contain many healthy ingredients. Alternatively, the tubers can easily store in the cool basement for a week.

kohlrabi tubers taste raw, very fresh and aromatic and are therefore particularly suitable as a crunchy raw food. The tubers are generously peeled and cut into fine sticks. But even in a colorful vegetable pan or as an accompaniment to potato dishes you can highly recommend the spicy tuber. The leaves are blanched for a short time or chopped into a colorful summer salad.

10 tips around the stem turnip

Plant and cultivate kohlrabi: tuber

Kohlrabi is a vitamin-rich summer vegetable that is easy to cultivate and harvest.
  1. When buying, you should prefer the smaller tubers, as they are much more aromatic.
  2. Kohlrabi should be consumed as fresh as possible. You can store it in the vegetable compartment of the refrigerator for about a week, but before that you should remove the leaf green.
  3. The leaves of kohlrabi are even more valuable than the tuber due to their high content of vitamins and minerals. The large leaves can be mitgaren and sprinkle the small, delicate leaves finely chopped as herbs over salads, vegetable dishes or soups.
  4. During preparation, the tubers are peeled from root to leaf. For very young, tender tubers it is sufficient to cut off a slice at the roots and then peel off the skin. Alternatively, the tuber is peeled only after cooking, so important ingredients remain longer.
  5. Young specimens can be cooked whole. Older and larger tubers are previously cut, diced or cut into pens and cooked in a little salt water with the addition of some fat for 15 to 20 minutes.
  6. With nutrient deficiency Kohlrabi begins to flower and then no longer forms tubers.
  7. After the harvest, a 3-4 year cultivation period should be followed because the soil must recover and there is an increased risk of pest infestation.
  8. Diseased plants are not disposed of on compost but in household waste.
  9. Blue varieties can be harvested later, but are visually more appealing. Her flesh is white.
  10. If you do not harvest the tuber, the crucifer makes beautiful flowers in the second year.

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Video Board: How To Grow Kolhrabi (German Turnip or Noolkol)