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