With the large number of possible cultivation forms and periods, the choice of variety plays a decisive role.
For the earliest cultivation, both under glass and foil as well as outdoors, In any case, only varieties with the shortest development time are used. The subsequent plantings until the beginning of May are also reserved for the early varieties, however, you will also find other properties here, such as the tendency to burst or the better tuber quality of the blue varieties. It is also proven, that blue kohlrabi varieties are less affected by pests than white ones.
The pronounced summer varieties are used for subsequent plantings from mid-May to early July, while early varieties are used again from mid-July to early August and for autumn cultivation under glass and foil. Of course, only autumn varieties are suitable for storage, where is crucial, whether the harvested crop is only to be used in the kitchen or is to be used for fodder purposes at the same time.