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