Pollen count for the region York

oak
nettle
grasses
plantain
mugwort
hazel
elm
birch
yew
willow
rumex
poplar
ash
alder
oak
plantain
nettle
grasses
birch
rumex
ash
mugwort
hazel
elm
yew
willow
poplar
alder
oak
plantain
nettle
grasses
birch
rumex
ash
mugwort
hazel
elm
yew
willow
poplar
alder
oak
nettle
grasses
plantain
birch
rumex
ash
mugwort
hazel
elm
yew
willow
poplar
alder
oak
nettle
grasses
plantain
mugwort
birch
rumex
ash
hazel
elm
yew
willow
poplar
alder
oak
nettle
grasses
plantain
mugwort
birch
rumex
ash
hazel
elm
yew
willow
poplar
alder
oak
nettle
grasses
plantain
mugwort
birch
rumex
ash
hazel
elm
yew
willow
poplar
alder