| Type | Value (grains/m³) | Level |
|---|---|---|
| Cypress/Yew * | 13 | Low |
| London Plane * | 31 | Medium |
| Grasses * | 5 | Low |
| Plantain * | 1 | Low |
| Olive * | 13 | Low |
| Birch | 0 | Low |
| Privet | 0 | Low |
| Alder | 0 | Low |
| Mugwort | 0 | Low |
| Chestnut | 0 | Low |
| Composites | 0 | Low |
| Hazel | 5 | Low |
| Heather | 0 | Low |
| Eucalyptus | — | No data |
| Ash | 0 | Low |
| Mulberry | 15 | Medium |
| Elm | 0 | Low |
| Pine | 25 | Medium |
| Poplar | 2 | Low |
| Goosefoot/Amaranth | 5 | Low |
| Oak | 55 | High |
| Sorrel | 1 | Low |
| Willow | 2 | Low |
| Nettle | 2 | Low |
| Unidentified | 25 | No data |