Pollen count for the region Sheffield
birch
ash
oak
nettle
grasses
willow
poplar
plantain
mugwort
hazel
elm
yew
rumex
alder
birch
ash
oak
nettle
grasses
poplar
plantain
mugwort
hazel
elm
yew
willow
rumex
alder
birch
oak
grasses
ash
plantain
nettle
poplar
mugwort
hazel
elm
yew
willow
rumex
alder
birch
plantain
oak
nettle
mugwort
hazel
grasses
elm
yew
willow
rumex
poplar
ash
alder
birch
plantain
oak
nettle
grasses
poplar
ash
mugwort
hazel
elm
yew
willow
rumex
alder
birch
oak
grasses
ash
plantain
nettle
mugwort
hazel
elm
yew
willow
rumex
poplar
alder
birch
plantain
oak
nettle
grasses
ash
mugwort
hazel
elm
yew
willow
rumex
poplar
alder
