| Type | Value (grains/m³) | Level |
| Cypress/Yew * | 0 | Low |
| London Plane * | 67 | Medium |
| Grasses * | 59 | Medium |
| Plantain * | 39 | Medium |
| Olive * | 30 | Low |
| Birch | 0 | Low |
| Privet | 0 | Low |
| Alder | 0 | Low |
| Maple | 83 | High |
| Mugwort | 0 | Low |
| Chestnut | 0 | Low |
| Composites | 3 | Low |
| Hazel | 0 | Low |
| Heather | 0 | Low |
| Eucalyptus | 1 | Low |
| Ash | 0 | Low |
| Mulberry | 4 | Low |
| Elm | 0 | Low |
| Pine | 33 | Medium |
| Poplar | 0 | Low |
| Goosefoot/Amaranth | 4 | Low |
| Oak | 167 | Very high |
| Sorrel | 6 | Low |
| Willow | 2 | Low |
| Nettle | 2 | Low |
| Other | 19 | No data |
| Unidentified | 9 | No data |