7,238 London Plane — day 23
6,575 London Plane — day 16
5,452 London Plane — day 25
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 | 793 (Very high) | 0 (Low) | 12 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 29 (Medium) | 0 (Low) | 220 (Very high) | 0 (Low) | 45 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 11 (Low) | 5 | 2 |
| 2 | 574 (Very high) | 0 (Low) | 10 (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) | 31 (Medium) | 0 (Low) | 111 (Very high) | 0 (Low) | 47 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 18 (Medium) | 3 | 1 |
| 3 | 505 (Very high) | 1 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 21 (Medium) | 0 (Low) | 237 (Very high) | 1 (Low) | 79 (High) | 0 (Low) | 0 (Low) | 1 (Low) | 4 (Low) | 11 (Low) | 3 | 1 |
| 4 | 504 (Very high) | 0 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 26 (Medium) | 0 (Low) | 326 (Very high) | 1 (Low) | 68 (High) | 0 (Low) | 0 (Low) | 1 (Low) | 4 (Low) | 32 (Medium) | 4 | 6 |
| 5 | 102 (High) | 2 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 103 (Very high) | 1 (Low) | 74 (High) | 0 (Low) | 0 (Low) | 1 (Low) | 3 (Low) | 8 (Low) | 1 | 1 |
| 6 | 316 (Very high) | 2 (Low) | 2 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 1 (Low) | 173 (Very high) | 1 (Low) | 90 (High) | 0 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 8 (Low) | 6 | 3 |
| 7 | 21 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 16 (Medium) | 1 (Low) | 19 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 3 | 1 |
| 8 | 48 (Medium) | 15 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 24 (Medium) | 0 (Low) | 106 (Very high) | 0 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 2 (Low) | 13 | 1 |
| 9 | 73 (Medium) | 5 (Low) | 8 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 12 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 21 (Medium) | 0 (Low) | 74 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 6 (Low) | 16 | 2 |
| 10 | 188 (High) | 41 (Medium) | 8 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 21 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 28 (Medium) | 1 (Low) | 199 (Very high) | 0 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 11 (Low) | 29 | 2 |
| 11 | 180 (High) | 283 (High) | 10 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 37 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 8 (Low) | 32 (Medium) | 4 (Low) | 139 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 13 (Low) | 11 | 5 |
| 12 | 285 (Very high) | 506 (Very high) | 5 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 25 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 37 (Medium) | 1 (Low) | 97 (High) | 0 (Low) | 2 (Low) | 0 (Low) | 2 (Low) | 3 (Low) | 5 | 2 |
| 13 | 124 (High) | 484 (Very high) | 20 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 79 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 18 (Medium) | 0 (Low) | 31 (Medium) | 11 (Low) | 137 (Very high) | 0 (Low) | 5 (Low) | 2 (Low) | 1 (Low) | 15 (Medium) | 22 | 1 |
| 14 | 18 (Low) | 598 (Very high) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 25 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 3 (Low) | 19 (Medium) | 5 (Low) | 58 (High) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 16 (Medium) | 1 | 1 |
| 15 | 32 (Medium) | 1,160 (Very high) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 17 (Medium) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 13 (Low) | 12 (Low) | 7 (Low) | 93 (High) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 17 (Medium) | 10 | 4 |
| 16 | 34 (Medium) | 6,575 (Very high) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 46 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 8 (Low) | 0 (Low) | 5 (Low) | 9 (Low) | 14 (Low) | 36 (Medium) | 120 (Very high) | 0 (Low) | 12 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 15 | 4 |
| 17 | 71 (Medium) | 5,201 (Very high) | 2 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 47 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 5 (Low) | 13 (Low) | 42 (Medium) | 27 (Medium) | 96 (High) | 0 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 9 | 5 |
| 18 | 79 (Medium) | 3,536 (Very high) | 2 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 18 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 27 (Medium) | 28 (Medium) | 53 (High) | 106 (Very high) | 0 (Low) | 14 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 27 | 3 |
| 19 | 68 (Medium) | 4,350 (Very high) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 11 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 14 (Low) | 19 (Medium) | 14 (Low) | 73 (High) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 8 | 0 |
| 20 | 7 (Low) | 381 (Very high) | 3 (Low) | 0 (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) | 12 (Low) | 4 (Low) | 7 (Low) | 7 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 2 | 0 |
| 21 | 14 (Low) | 1,614 (Very high) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 28 (Medium) | 6 (Low) | 28 (Medium) | 43 (Medium) | 0 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 9 | 2 |
| 22 | 10 (Low) | 2,710 (Very high) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 50 (High) | 5 (Low) | 40 (Medium) | 63 (High) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 9 | 0 |
| 23 | 42 (Medium) | 7,238 (Very high) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 37 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 146 (Very high) | 5 (Low) | 51 (High) | 158 (Very high) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 | 2 |
| 24 | 3 (Low) | 625 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 23 (Medium) | 5 (Low) | 14 (Low) | 13 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 4 | 0 |
| 25 | 9 (Low) | 5,452 (Very high) | 4 (Low) | 2 (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) | 143 (Very high) | 14 (Low) | 89 (High) | 194 (Very high) | 0 (Low) | 61 (High) | 0 (Low) | 3 (Low) | 2 (Low) | 42 | 0 |
| 26 | 32 (Medium) | 3,877 (Very high) | 2 (Low) | 3 (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) | 111 (Very high) | 5 (Low) | 57 (High) | 113 (Very high) | 0 (Low) | 46 (Medium) | 0 (Low) | 2 (Low) | 3 (Low) | 20 | 0 |
| 27 | 7 (Low) | 1,127 (Very high) | 1 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 80 (High) | 16 (Medium) | 14 (Low) | 108 (Very high) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 9 (Low) | 16 | 2 |
| 28 | 5 (Low) | 1,105 (Very high) | 2 (Low) | 1 (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) | 75 (High) | 9 (Low) | 58 (High) | 59 (High) | 0 (Low) | 9 (Low) | 0 (Low) | 1 (Low) | 4 (Low) | 10 | 3 |
| 29 | 16 (Low) | 1,016 (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) | 63 (High) | 11 (Low) | 83 (High) | 46 (Medium) | 2 (Low) | 20 (Medium) | 0 (Low) | 1 (Low) | 1 (Low) | 12 | 2 |
| 30 | 6 (Low) | 448 (Very high) | 1 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 59 (High) | 2 (Low) | 44 (Medium) | 18 (Medium) | 0 (Low) | 17 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 9 | 2 |
| 31 | 3 (Low) | 553 (Very high) | 1 (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) | 75 (High) | 10 (Low) | 24 (Medium) | 20 (Medium) | 1 (Low) | 8 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 5 | 2 |