The plant growing season and therefore the pollen season are coming to an end. Looking back, the pollen year 2023 was difficult for people with allergies. It started very early and brought sometimes high concentrations of grass pollen. Normally there is only a little pollen in the air from October to January, as the weather service Meteonews wrote in its pollen balance on Wednesday. In 2023, as in the previous year, hazels and alders bloomed in the first half of January or even at the end of 2022 due to the mild temperatures. Typically, these plants begin to bloom in late January - early February. In the north, hazel and alder pollen decreased in mid-February, but a strong increase in these allergenic pollens began at the end of February. The season of the most important allergenic tree pollen from ash and birch was a constant up and down in concentration due to the changeable weather in the main flowering season of April. In the south, release of the main allergen, grass...
