In brief
The alder and hazel pollen season is in full swing.
On Thursday, 24 grains/m³ were measured in the air in Brussels. The concentrations might fluctuate depending on the meteorological conditions.
Ash and poplar trees are also blooming.
The alder and hazel pollen season is in full swing.
On Thursday, 24 grains/m³ were measured in the air in Brussels. The concentrations might fluctuate depending on the meteorological conditions.
Ash and poplar trees are also blooming.