1,772 Poplar — day 10
1,299 Poplar — day 11
889 Poplar — day 8
31 Days measured
| Day | Cypress/Yew | London Plane | Grasses | Plantain | Olive | Birch | Privet | Alder | Maple | Mugwort | Chestnut | Composites | Hazel | Heather | Eucalyptus | Ash | Mulberry | Elm | Pine | Poplar | Goosefoot/Amaranth | Oak | Sorrel | Willow | Nettle | Other | Unidentified |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 329 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 14 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 0 |
| 2 | 114 (High) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 16 (Medium) | 0 (Low) | 45 (Medium) | 0 (Low) | 10 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 4 (Low) | 0 | 0 |
| 3 | 276 (Very high) | 1 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 18 (Medium) | 0 (Low) | 31 (Medium) | 1 (Low) | 31 (Medium) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 | 0 |
| 4 | 22 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 12 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 21 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 1 | 1 |
| 5 | 135 (High) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 23 (Medium) | 0 (Low) | 32 (Medium) | 0 (Low) | 353 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 4 (Low) | 1 | 0 |
| 6 | 731 (Very high) | 0 (Low) | 12 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 65 (High) | 0 (Low) | 31 (Medium) | 0 (Low) | 584 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 5 (Low) | 0 | 1 |
| 7 | 647 (Very high) | 1 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 34 (Medium) | 3 (Low) | 276 (Very high) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 10 (Low) | 1 | 0 |
| 8 | 433 (Very high) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 12 (Low) | 1 (Low) | 889 (Very high) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 1 | 0 |
| 9 | 578 (Very high) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 18 (Medium) | 1 (Low) | 844 (Very high) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 0 | 2 |
| 10 | 221 (Very high) | 3 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 8 (Low) | 2 (Low) | 1,772 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 3 | 1 |
| 11 | 313 (Very high) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 0 (Low) | 8 (Low) | 0 (Low) | 6 (Low) | 2 (Low) | 1,299 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 6 (Low) | 1 | 1 |
| 12 | 277 (Very high) | 2 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 13 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 13 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 6 (Low) | 1 (Low) | 524 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 5 (Low) | 0 | 1 |
| 13 | 119 (High) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 6 (Low) | 1 (Low) | 280 (Very high) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 3 (Low) | 3 | 0 |
| 14 | 35 (Medium) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 25 (Medium) | 0 (Low) | 3 (Low) | 1 (Low) | 170 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 7 (Low) | 1 | 0 |
| 15 | 148 (High) | 0 (Low) | 6 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 44 (Medium) | 0 (Low) | 3 (Low) | 2 (Low) | 256 (Very high) | 0 (Low) | 4 (Low) | 0 (Low) | 3 (Low) | 6 (Low) | 3 | 2 |
| 16 | 337 (Very high) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 25 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 26 (Medium) | 0 (Low) | 3 (Low) | 8 (Low) | 466 (Very high) | 0 (Low) | 1 (Low) | 0 (Low) | 9 (Low) | 10 (Low) | 2 | 0 |
| 17 | 180 (High) | 2 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 30 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 6 (Low) | 1 (Low) | 261 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 19 (Medium) | 6 | 0 |
| 18 | 232 (Very high) | 8 (Low) | 16 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 47 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 23 (Medium) | 0 (Low) | 9 (Low) | 8 (Low) | 552 (Very high) | 1 (Low) | 0 (Low) | 2 (Low) | 6 (Low) | 10 (Low) | 10 | 0 |
| 19 | 269 (Very high) | 11 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 18 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 6 (Low) | 3 (Low) | 359 (Very high) | 0 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 16 (Medium) | 5 | 0 |
| 20 | 161 (High) | 57 (Medium) | 6 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 18 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 8 (Low) | 1 (Low) | 255 (Very high) | 0 (Low) | 1 (Low) | 0 (Low) | 9 (Low) | 23 (Medium) | 8 | 1 |
| 21 | 201 (Very high) | 29 (Low) | 6 (Low) | 3 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 17 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 0 (Low) | 11 (Low) | 1 (Low) | 4 (Low) | 3 (Low) | 178 (Very high) | 0 (Low) | 5 (Low) | 2 (Low) | 2 (Low) | 13 (Low) | 9 | 2 |
| 22 | 179 (High) | 9 (Low) | 5 (Low) | 1 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 6 (Low) | 1 (Low) | 5 (Low) | 8 (Low) | 118 (Very high) | 0 (Low) | 1 (Low) | 1 (Low) | 14 (Low) | 6 (Low) | 5 | 2 |
| 23 | 24 (Low) | 25 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 2 (Low) | 2 (Low) | 37 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 4 (Low) | 1 | 0 |
| 24 | 33 (Medium) | 34 (Medium) | 2 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 0 (Low) | 4 (Low) | 62 (High) | 0 (Low) | 2 (Low) | 1 (Low) | 6 (Low) | 5 (Low) | 2 | 0 |
| 25 | 114 (High) | 17 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 13 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 3 (Low) | 4 (Low) | 4 (Low) | 105 (Very high) | 0 (Low) | 4 (Low) | 0 (Low) | 12 (Low) | 9 (Low) | 3 | 1 |
| 26 | 22 (Low) | 47 (Medium) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 17 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 5 (Low) | 1 (Low) | 2 | 1 |
| 27 | 7 (Low) | 101 (High) | 1 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 1 (Low) | 2 (Low) | 10 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 1 (Low) | 5 (Low) | 1 | 0 |
| 28 | 19 (Low) | 771 (Very high) | 2 (Low) | 4 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 6 (Low) | 4 (Low) | 3 (Low) | 7 (Low) | 21 (Medium) | 1 (Low) | 7 (Low) | 1 (Low) | 1 (Low) | 5 (Low) | 3 | 1 |
| 29 | 30 (Medium) | 265 (High) | 1 (Low) | 2 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 2 (Low) | 0 (Low) | 4 (Low) | 18 (Medium) | 1 (Low) | 1 (Low) | 0 (Low) | 5 (Low) | 1 (Low) | 1 | 0 |
| 30 | 3 (Low) | 111 (High) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 3 (Low) | 0 (Low) | 1 (Low) | 10 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 1 (Low) | 9 (Low) | 6 | 1 |
| 31 | 3 (Low) | 648 (Very high) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 11 (Low) | 2 (Low) | 8 (Low) | 8 (Low) | 0 (Low) | 8 (Low) | 0 (Low) | 2 (Low) | 9 (Low) | 0 | 1 |