5,028 London Plane — day 1
3,208 London Plane — day 4
1,895 London Plane — day 2
30 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 | 10 (Low) | 5,028 (Very high) | 2 (Low) | 4 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 107 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 4 (Low) | 0 (Low) | 4 (Low) | 14 (Low) | 1 (Low) | 223 (Very high) | 35 (Medium) | 0 (Low) | 20 (Medium) | 5 (Low) | 2 (Low) | 1 (Low) | 16 | 0 |
| 2 | 2 (Low) | 1,895 (Very high) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 13 (Low) | 0 (Low) | 10 (Low) | 13 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 1 | 0 |
| 3 | 5 (Low) | 979 (Very high) | 1 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 86 (High) | 1 (Low) | 11 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 4 (Low) | 10 | 1 |
| 4 | 6 (Low) | 3,208 (Very high) | 4 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 91 (High) | 1 (Low) | 20 (Medium) | 21 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 18 (Medium) | 3 (Low) | 10 | 1 |
| 5 | 18 (Low) | 1,523 (Very high) | 0 (Low) | 5 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 8 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 58 (High) | 0 (Low) | 32 (Medium) | 31 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 13 (Low) | 2 (Low) | 5 | 0 |
| 6 | 5 (Low) | 821 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 58 (High) | 2 (Low) | 7 (Low) | 23 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 18 (Medium) | 1 (Low) | 4 | 1 |
| 7 | 10 (Low) | 1,443 (Very high) | 4 (Low) | 15 (Low) | 3 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 82 (High) | 0 (Low) | 26 (Medium) | 25 (Medium) | 0 (Low) | 181 (Very high) | 4 (Low) | 0 (Low) | 1 (Low) | 12 | 0 |
| 8 | 3 (Low) | 1,452 (Very high) | 6 (Low) | 9 (Low) | 2 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 41 (Medium) | 3 (Low) | 52 (High) | 29 (Medium) | 1 (Low) | 7 (Low) | 0 (Low) | 3 (Low) | 6 (Low) | 9 | 1 |
| 9 | 7 (Low) | 792 (Very high) | 1 (Low) | 8 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 44 (Medium) | 1 (Low) | 36 (Medium) | 23 (Medium) | 3 (Low) | 24 (Medium) | 3 (Low) | 0 (Low) | 3 (Low) | 7 | 0 |
| 10 | 0 (Low) | 592 (Very high) | 7 (Low) | 6 (Low) | 2 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 21 (Medium) | 0 (Low) | 18 (Medium) | 4 (Low) | 0 (Low) | 32 (Medium) | 1 (Low) | 6 (Low) | 6 (Low) | 10 | 1 |
| 11 | 11 (Low) | 741 (Very high) | 5 (Low) | 8 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 74 (High) | 1 (Low) | 24 (Medium) | 9 (Low) | 0 (Low) | 54 (High) | 2 (Low) | 18 (Medium) | 4 (Low) | 14 | 0 |
| 12 | 9 (Low) | 348 (Very high) | 18 (Low) | 15 (Low) | 1 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 52 (High) | 0 (Low) | 32 (Medium) | 22 (Medium) | 1 (Low) | 548 (Very high) | 2 (Low) | 3 (Low) | 12 (Low) | 10 | 2 |
| 13 | 4 (Low) | 1,002 (Very high) | 24 (Low) | 15 (Low) | 3 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 49 (Medium) | 2 (Low) | 84 (High) | 15 (Medium) | 1 (Low) | 1,048 (Very high) | 6 (Low) | 12 (Low) | 10 (Low) | 13 | 0 |
| 14 | 21 (Low) | 721 (Very high) | 26 (Low) | 12 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 33 (Medium) | 0 (Low) | 54 (High) | 10 (Low) | 0 (Low) | 1,249 (Very high) | 3 (Low) | 15 (Medium) | 11 (Low) | 9 | 1 |
| 15 | 13 (Low) | 448 (Very high) | 13 (Low) | 13 (Low) | 3 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 82 (High) | 3 (Low) | 35 (Medium) | 8 (Low) | 1 (Low) | 1,324 (Very high) | 8 (Low) | 17 (Medium) | 14 (Low) | 8 | 1 |
| 16 | 12 (Low) | 254 (High) | 12 (Low) | 3 (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) | 33 (Medium) | 0 (Low) | 14 (Low) | 7 (Low) | 0 (Low) | 640 (Very high) | 1 (Low) | 8 (Low) | 8 (Low) | 5 | 0 |
| 17 | 9 (Low) | 231 (High) | 11 (Low) | 28 (Medium) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 38 (Medium) | 1 (Low) | 78 (High) | 2 (Low) | 0 (Low) | 1,199 (Very high) | 6 (Low) | 3 (Low) | 1 (Low) | 9 | 0 |
| 18 | 43 (Medium) | 249 (High) | 9 (Low) | 10 (Low) | 4 (Low) | 5 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 26 (Medium) | 0 (Low) | 43 (Medium) | 0 (Low) | 1 (Low) | 373 (Very high) | 0 (Low) | 7 (Low) | 6 (Low) | 7 | 4 |
| 19 | 24 (Low) | 196 (High) | 5 (Low) | 9 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 22 (Medium) | 0 (Low) | 30 (Medium) | 2 (Low) | 1 (Low) | 249 (Very high) | 3 (Low) | 4 (Low) | 2 (Low) | 18 | 3 |
| 20 | 10 (Low) | 75 (Medium) | 4 (Low) | 3 (Low) | 3 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 1 (Low) | 27 (Medium) | 0 (Low) | 0 (Low) | 84 (High) | 0 (Low) | 19 (Medium) | 0 (Low) | 9 | 0 |
| 21 | 3 (Low) | 291 (High) | 3 (Low) | 3 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 1 (Low) | 23 (Medium) | 1 (Low) | 1 (Low) | 60 (High) | 0 (Low) | 2 (Low) | 2 (Low) | 8 | 1 |
| 22 | 2 (Low) | 20 (Low) | 4 (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) | 1 (Low) | 1 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 32 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 2 | 0 |
| 23 | 4 (Low) | 22 (Low) | 2 (Low) | 9 (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) | 3 (Low) | 0 (Low) | 11 (Low) | 0 (Low) | 0 (Low) | 49 (Medium) | 0 (Low) | 1 (Low) | 2 (Low) | 3 | 1 |
| 24 | 6 (Low) | 64 (Medium) | 11 (Low) | 15 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 12 (Low) | 1 (Low) | 21 (Medium) | 0 (Low) | 2 (Low) | 329 (Very high) | 2 (Low) | 1 (Low) | 2 (Low) | 9 | 2 |
| 25 | 7 (Low) | 156 (High) | 44 (Medium) | 26 (Medium) | 42 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 1 (Low) | 34 (Medium) | 1 (Low) | 0 (Low) | 835 (Very high) | 7 (Low) | 0 (Low) | 1 (Low) | 4 | 0 |
| 26 | 10 (Low) | 75 (Medium) | 10 (Low) | 12 (Low) | 2 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 15 (Medium) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 60 (High) | 0 (Low) | 0 (Low) | 421 (Very high) | 1 (Low) | 3 (Low) | 1 (Low) | 3 | 0 |
| 27 | 7 (Low) | 71 (Medium) | 2 (Low) | 3 (Low) | 3 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 1 (Low) | 60 (High) | 1 (Low) | 0 (Low) | 121 (Very high) | 2 (Low) | 1 (Low) | 0 (Low) | 3 | 0 |
| 28 | 3 (Low) | 20 (Low) | 2 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 19 (Medium) | 1 (Low) | 0 (Low) | 43 (Medium) | 1 (Low) | 1 (Low) | 0 (Low) | 9 | 1 |
| 29 | 2 (Low) | 4 (Low) | 1 (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) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 0 |
| 30 | 5 (Low) | 50 (Medium) | 6 (Low) | 5 (Low) | 31 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 47 (Medium) | 1 (Low) | 1 (Low) | 287 (Very high) | 2 (Low) | 1 (Low) | 0 (Low) | 5 | 0 |