| Type | Value (grains/m³) | Level |
|---|---|---|
| Plantain * | 6 | Low |
| Olive * | 0 | Low |
| Birch | 13 | Low |
| Privet | 0 | Low |
| Alder | 0 | Low |
| Maple | 25 | Medium |
| Mugwort | 0 | Low |
| Composites | 1 | Low |
| Hazel | 1 | Low |
| Heather | 1 | Low |
| Eucalyptus | 0 | Low |
| Ash | 0 | Low |
| Mulberry | 5 | Low |
| Elm | 1 | Low |
| Pine | 29 | Medium |
| Poplar | 57 | High |
| Oak | 78 | High |
| Sorrel | 5 | Low |
| Willow | 5 | Low |
| Nettle | 19 | Medium |
| Other | 22 | No data |
| Unidentified | 24 | No data |