Should potassium be applied to rapeseed in December and January, experts said

Potassium circulates in the plant's organism much longer than nitrogen. Therefore, it is worth applying it in advance, even in December or January, according to convinced Polish experts. This is reported by Farmer.pl. "In most cases, especially when it comes to rapeseed, it is definitely worth applying potassium in December or January. We are not bound by the same strict rules as in the case of nitrogen application. However, applying fertilizers during this period often raises concerns about potential nutrient leaching," the report states. Regarding potential leaching, it is often said that it is better to apply potassium in advance rather than wait, for example, until the end of February. Why? The risk of soil water deficit is higher later, than the risk of leaching the previously applied nutrient. It is important to note that the movement of potassium in the soil occurs relatively slowly. The mobility of potassium in the soil is several times lower than that of nitrogen ...