Bad news for allergies – birch blooms this spring exceptionally strong
Pollen|Birch flowering is expected to be more abundant than in a decade.
For allergies There will be a whirlwind spring. Birch is more abundant than a decade, according to the Luke Natural Resources Center.
Last year, there was quite a bit of birch pollen in the air, more than the other year. This year, the forecasts may be as much pollen as the previous two.
Männy also has good flowering and moderate flowering in southern and central Finland. In northern Finland, the flowering of birch may reach the level of 2012 and 2014 in the past years.
« They were real mega -years, » says an expert Leena Aarnio From the reading.
Birch Flowering in southern Finland usually begins at the beginning of May at the latest.
Birch Flowering varies greatly every year. Usually every other year is calmer, says Aarnio. The tree gathers the forces of the year, whereby it will be more prone to flowering the following year.
The weather conditions also affect the amount of pollen. According to Aarnio, for example, heat increases flowering. In the coming years, changing climate is likely to have an increasing impact on the amount of pollen.
Warm years are visible in the flowering of the spruce. In the past, six flowers on average in the south a couple of times and in the north once in ten years. In recent years, there has been no complete break year in southern and central Finland, says Aarnio.
