| Type | Value (grains/m³) | Level |
|---|---|---|
| Cypress/Yew (Allergenic) | 28 | Low |
| London Plane (Allergenic) | 157 | High |
| Grasses (Allergenic) | 4 | Low |
| Plantain (Allergenic) | 0 | Low |
| Olive (Allergenic) | 0 | Low |
| Birch | 3 | Low |
| Privet | 0 | Low |
| Alder | 1 | Low |
| Maple | 7 | Low |
| Mugwort | 0 | Low |
| Chestnut | 0 | Low |
| Composites | 0 | Low |
| Hazel | 1 | Low |
| Heather | 0 | Low |
| Eucalyptus | 0 | Low |
| Ash | 0 | Low |
| Mulberry | 24 | Medium |
| Elm | 5 | Low |
| Pine | 46 | Medium |
| Poplar | 37 | Medium |
| Goosefoot/Amaranth | 0 | Low |
| Oak | 1 | Low |
| Sorrel | 1 | Low |
| Willow | 1 | Low |
| Nettle | 8 | Low |
| Other | 4 | No data |
| Unidentified | 12 | No data |
Allergenic