| Type | Value (grains/m³) | Level |
|---|---|---|
| Cypress/Yew (Allergenic) | 1,217 | Very high |
| London Plane (Allergenic) | 0 | Low |
| Grasses (Allergenic) | 2 | Low |
| Plantain (Allergenic) | 0 | Low |
| Olive (Allergenic) | 0 | Low |
| Birch | 0 | Low |
| Privet | 0 | Low |
| Alder | 3 | Low |
| Maple | 0 | Low |
| Mugwort | 0 | Low |
| Chestnut | 0 | Low |
| Composites | 0 | Low |
| Hazel | 1 | Low |
| Heather | 0 | Low |
| Eucalyptus | 0 | Low |
| Ash | 33 | Medium |
| Mulberry | 0 | Low |
| Elm | 296 | Very high |
| Pine | 0 | Low |
| Poplar | 1 | Low |
| Goosefoot/Amaranth | 0 | Low |
| Oak | 1 | Low |
| Sorrel | 3 | Low |
| Willow | 0 | Low |
| Nettle | 4 | Low |
| Other | 0 | No data |
| Unidentified | 11 | No data |
Allergenic