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