Pollen count for the region Rotterdam
oak
grasses
birch
plantain
rumex
poplar
willow
rye
beech
mugwort
ragweed
hazel
alder
oak
grasses
plantain
birch
rumex
poplar
willow
rye
beech
mugwort
ragweed
hazel
alder
oak
grasses
plantain
birch
rumex
poplar
willow
rye
beech
mugwort
ragweed
hazel
alder
oak
grasses
plantain
birch
rumex
poplar
willow
rye
beech
mugwort
ragweed
hazel
alder
oak
grasses
rumex
poplar
plantain
birch
willow
rye
beech
mugwort
ragweed
hazel
alder
oak
grasses
rumex
poplar
plantain
mugwort
ragweed
hazel
birch
willow
rye
beech
alder
oak
grasses
rumex
plantain
birch
willow
rye
beech
poplar
mugwort
ragweed
hazel
alder
