Previous Collado Villalba — 13 May 2013 Next
Type Value (grains/m³) Level
Cypress/Yew * 4 Low
London Plane * 2 Low
Grasses * 49 Medium
Plantain * 17 Low
Olive * 13 Low
Birch 1 Low
Privet 0 Low
Alder 0 Low
Maple 105 Very high
Mugwort 0 Low
Chestnut 0 Low
Composites 1 Low
Hazel 0 Low
Heather 2 Low
Eucalyptus 0 Low
Ash 0 Low
Mulberry 23 Medium
Elm 0 Low
Pine 65 High
Poplar 0 Low
Goosefoot/Amaranth 1 Low
Oak 242 Very high
Sorrel 10 Low
Willow 1 Low
Nettle 4 Low
Other 5 No data
Unidentified 3 No data