Pollen count for the region Cologne
hazel
alder
mugwort
ragweed
grasses
elm
birch
beech
willow
rye
rumex
poplar
plantain
ash
hazel
alder
mugwort
ragweed
grasses
elm
birch
beech
willow
rye
rumex
poplar
plantain
ash
hazel
alder
mugwort
ragweed
grasses
elm
birch
beech
willow
rye
rumex
poplar
plantain
ash
hazel
alder
mugwort
ragweed
grasses
elm
birch
beech
willow
rye
rumex
poplar
plantain
ash
hazel
alder
mugwort
ragweed
grasses
elm
birch
beech
willow
rye
rumex
poplar
plantain
ash
mugwort
ragweed
hazel
grasses
elm
birch
beech
willow
rye
rumex
poplar
plantain
ash
alder
hazel
alder
mugwort
ragweed
grasses
elm
birch
beech
willow
rye
rumex
poplar
plantain
ash
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