| Type | Value (grains/m³) | Level |
|---|---|---|
| Plantain * | 13 | Low |
| Olive * | 0 | Low |
| Birch | 9 | Low |
| Privet | 1 | Low |
| Alder | 0 | Low |
| Maple | 52 | High |
| Mugwort | 0 | Low |
| Composites | 1 | Low |
| Hazel | 0 | Low |
| Heather | 1 | Low |
| Eucalyptus | 0 | Low |
| Ash | 0 | Low |
| Mulberry | 170 | Very high |
| Elm | 0 | Low |
| Pine | 10 | Low |
| Poplar | 3 | Low |
| Oak | 86 | High |
| Sorrel | 1 | Low |
| Willow | 31 | Medium |
| Nettle | 12 | Low |
| Other | 5 | No data |
| Unidentified | 29 | No data |