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