2,761 London Plane — day 6
1,928 London Plane — day 1
1,495 London Plane — day 5
28 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 | 24 (Low) | 1,928 (Very high) | 6 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 65 (High) | 0 (Low) | 8 (Low) | 16 (Medium) | 0 (Low) | 9 (Low) | 0 (Low) | 4 (Low) | 2 (Low) | 3 | 4 |
| 2 | 12 (Low) | 1,254 (Very high) | 8 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 79 (High) | 0 (Low) | 7 (Low) | 11 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 5 (Low) | 3 (Low) | 6 | 4 |
| 3 | 6 (Low) | 1,409 (Very high) | 5 (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) | 70 (High) | 0 (Low) | 2 (Low) | 4 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 3 (Low) | 3 (Low) | 3 | 4 |
| 4 | 10 (Low) | 1,261 (Very high) | 2 (Low) | 2 (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) | 176 (Very high) | 1 (Low) | 4 (Low) | 4 (Low) | 2 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 4 | 3 |
| 5 | 6 (Low) | 1,495 (Very high) | 1 (Low) | 3 (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) | 198 (Very high) | 1 (Low) | 10 (Low) | 3 (Low) | 0 (Low) | 6 (Low) | 1 (Low) | 0 (Low) | 16 (Medium) | 4 | 3 |
| 6 | 14 (Low) | 2,761 (Very high) | 4 (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) | 148 (Very high) | 0 (Low) | 74 (High) | 3 (Low) | 1 (Low) | 14 (Low) | 0 (Low) | 0 (Low) | 19 (Medium) | 7 | 7 |
| 7 | 12 (Low) | 1,387 (Very high) | 12 (Low) | 8 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 23 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 153 (Very high) | 0 (Low) | 9 (Low) | 1 (Low) | 0 (Low) | 510 (Very high) | 3 (Low) | 1 (Low) | 50 (High) | 11 | 15 |
| 8 | 6 (Low) | 739 (Very high) | 2 (Low) | 0 (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) | 66 (High) | 0 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 11 (Low) | 1 (Low) | 1 (Low) | 4 (Low) | 7 | 4 |
| 9 | 4 (Low) | 645 (Very high) | 3 (Low) | 3 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 41 (Medium) | 0 (Low) | 18 (Medium) | 0 (Low) | 1 (Low) | 4 (Low) | 0 (Low) | 1 (Low) | 19 (Medium) | 4 | 5 |
| 10 | 9 (Low) | 1,210 (Very high) | 14 (Low) | 8 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 162 (Very high) | 0 (Low) | 31 (Medium) | 1 (Low) | 1 (Low) | 33 (Medium) | 1 (Low) | 1 (Low) | 64 (High) | 14 | 10 |
| 11 | 15 (Low) | 1,003 (Very high) | 6 (Low) | 5 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 96 (High) | 0 (Low) | 9 (Low) | 0 (Low) | 1 (Low) | 28 (Medium) | 0 (Low) | 0 (Low) | 23 (Medium) | 8 | 8 |
| 12 | 2 (Low) | 397 (Very high) | 7 (Low) | 3 (Low) | 1 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 26 (Medium) | 0 (Low) | 8 (Low) | 0 (Low) | 0 (Low) | 22 (Medium) | 1 (Low) | 2 (Low) | 2 (Low) | 3 | 2 |
| 13 | 3 (Low) | 362 (Very high) | 6 (Low) | 1 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 83 (High) | 0 (Low) | 17 (Medium) | 0 (Low) | 0 (Low) | 26 (Medium) | 1 (Low) | 0 (Low) | 3 (Low) | 5 | 7 |
| 14 | 4 (Low) | 134 (High) | 1 (Low) | 6 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 19 (Medium) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 99 (High) | 0 (Low) | 0 (Low) | 6 (Low) | 6 | 5 |
| 15 | 9 (Low) | 211 (High) | 16 (Low) | 10 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 42 (Medium) | 0 (Low) | 21 (Medium) | 0 (Low) | 0 (Low) | 328 (Very high) | 5 (Low) | 2 (Low) | 13 (Low) | 4 | 11 |
| 16 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 17 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 18 | 0 (Low) | 157 (High) | 12 (Low) | 25 (Medium) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 14 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 21 (Medium) | 0 (Low) | 13 (Low) | 0 (Low) | 1 (Low) | 361 (Very high) | 5 (Low) | 1 (Low) | 11 (Low) | 8 | 16 |
| 19 | 8 (Low) | 120 (High) | 15 (Low) | 33 (Medium) | 18 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 15 (Medium) | 0 (Low) | 23 (Medium) | 0 (Low) | 3 (Low) | 387 (Very high) | 5 (Low) | 1 (Low) | 12 (Low) | 11 | 17 |
| 20 | 5 (Low) | 76 (Medium) | 23 (Low) | 31 (Medium) | 43 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 21 (Medium) | 0 (Low) | 18 (Medium) | 0 (Low) | 12 (Low) | 460 (Very high) | 6 (Low) | 3 (Low) | 5 (Low) | 8 | 11 |
| 21 | 3 (Low) | 118 (High) | 20 (Low) | 41 (Medium) | 36 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 1 (Low) | 0 (Low) | 18 (Medium) | 0 (Low) | 8 (Low) | 0 (Low) | 3 (Low) | 521 (Very high) | 8 (Low) | 1 (Low) | 9 (Low) | 17 | 7 |
| 22 | 5 (Low) | 78 (Medium) | 24 (Low) | 26 (Medium) | 170 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 8 (Low) | 0 (Low) | 12 (Low) | 0 (Low) | 2 (Low) | 345 (Very high) | 12 (Low) | 1 (Low) | 5 (Low) | 14 | 8 |
| 23 | 4 (Low) | 162 (High) | 14 (Low) | 15 (Low) | 25 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 14 (Low) | 1 (Low) | 13 (Low) | 0 (Low) | 6 (Low) | 330 (Very high) | 6 (Low) | 2 (Low) | 4 (Low) | 26 | 8 |
| 24 | 5 (Low) | 158 (High) | 31 (Medium) | 23 (Medium) | 298 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 16 (Medium) | 0 (Low) | 15 (Medium) | 232 (Very high) | 4 (Low) | 8 (Low) | 5 (Low) | 14 | 9 |
| 25 | 1 (Low) | 44 (Medium) | 12 (Low) | 9 (Low) | 11 (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) | 41 (Medium) | 0 (Low) | 0 (Low) | 126 (Very high) | 0 (Low) | 1 (Low) | 2 (Low) | 8 | 5 |
| 26 | 6 (Low) | 27 (Low) | 15 (Low) | 5 (Low) | 6 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 12 (Low) | 0 (Low) | 1 (Low) | 253 (Very high) | 4 (Low) | 0 (Low) | 2 (Low) | 11 | 12 |
| 27 | 2 (Low) | 38 (Medium) | 9 (Low) | 11 (Low) | 11 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 1 (Low) | 30 (Medium) | 0 (Low) | 2 (Low) | 302 (Very high) | 4 (Low) | 1 (Low) | 4 (Low) | 25 | 6 |
| 28 | 6 (Low) | 51 (Medium) | 22 (Low) | 21 (Medium) | 45 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 42 (Medium) | 0 (Low) | 5 (Low) | 286 (Very high) | 4 (Low) | 3 (Low) | 4 (Low) | 46 | 9 |
| 29 | 3 (Low) | 131 (High) | 14 (Low) | 8 (Low) | 50 (Medium) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 31 (Medium) | 0 (Low) | 1 (Low) | 131 (Very high) | 4 (Low) | 1 (Low) | 3 (Low) | 130 | 2 |
| 30 | 2 (Low) | 16 (Low) | 137 (High) | 31 (Medium) | 1,076 (Very high) | 0 (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) | 12 (Low) | 0 (Low) | 6 (Low) | 93 (High) | 8 (Low) | 0 (Low) | 1 (Low) | 29 | 8 |