3,205 London Plane — day 3
2,456 London Plane — day 4
2,445 London Plane — day 1
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 | 26 (Low) | 2,445 (Very high) | 7 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 133 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 125 (Very high) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 8 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 | 1 |
| 2 | 3 (Low) | 1,517 (Very high) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 39 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 88 (High) | 0 (Low) | 0 (Low) | 18 (Medium) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 | 4 |
| 3 | 27 (Low) | 3,205 (Very high) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 127 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 192 (Very high) | 1 (Low) | 21 (Medium) | 50 (High) | 0 (Low) | 5 (Low) | 2 (Low) | 0 (Low) | 2 (Low) | 0 | 9 |
| 4 | 17 (Low) | 2,456 (Very high) | 13 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 615 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 402 (Very high) | 0 (Low) | 59 (High) | 41 (Medium) | 0 (Low) | 63 (High) | 1 (Low) | 0 (Low) | 7 (Low) | 1 | 21 |
| 5 | 14 (Low) | 1,601 (Very high) | 2 (Low) | 3 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 276 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 166 (Very high) | 2 (Low) | 27 (Medium) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 | 15 |
| 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 7 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 8 | 0 (Low) | 64 (Medium) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 25 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 36 (Medium) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 2 (Low) | 0 (Low) | 2 (Low) | 0 | 0 |
| 9 | 3 (Low) | 51 (Medium) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 16 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 33 (Medium) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 | 5 |
| 10 | 0 (Low) | 25 (Low) | 0 (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) | 0 (Low) | 55 (High) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 7 |
| 11 | 0 (Low) | 22 (Low) | 8 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 26 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 76 (High) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 | 0 |
| 12 | 0 (Low) | 4 (Low) | 0 (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) | 56 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 0 |
| 13 | 0 (Low) | 6 (Low) | 9 (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) | 0 (Low) | 61 (High) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 | 6 |
| 14 | 2 (Low) | 8 (Low) | 10 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 36 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 130 (Very high) | 0 (Low) | 19 (Medium) | 0 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 | 12 |
| 15 | 1 (Low) | 10 (Low) | 11 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 56 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 119 (Very high) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 | 11 |
| 16 | 1 (Low) | 6 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 87 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 39 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 34 (Medium) | 1 (Low) | 0 (Low) | 0 (Low) | 0 | 6 |
| 17 | 0 (Low) | 11 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 104 (Very high) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 66 (High) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 33 (Medium) | 3 (Low) | 0 (Low) | 2 (Low) | 1 | 5 |
| 18 | 1 (Low) | 44 (Medium) | 3 (Low) | 12 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 413 (Very high) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 108 (Very high) | 0 (Low) | 20 (Medium) | 1 (Low) | 0 (Low) | 30 (Medium) | 14 (Low) | 0 (Low) | 2 (Low) | 4 | 8 |
| 19 | 0 (Low) | 5 (Low) | 2 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 73 (High) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 54 (High) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 27 (Medium) | 4 (Low) | 0 (Low) | 1 (Low) | 0 | 6 |
| 20 | 3 (Low) | 8 (Low) | 14 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 64 (High) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 204 (Very high) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 22 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 1 | 7 |
| 21 | 2 (Low) | 29 (Low) | 25 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 24 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 49 (Medium) | 0 (Low) | 8 (Low) | 0 (Low) | 0 (Low) | 25 (Medium) | 0 (Low) | 2 (Low) | 1 (Low) | 2 | 8 |
| 22 | 3 (Low) | 17 (Low) | 26 (Low) | 30 (Medium) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 385 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 71 (High) | 0 (Low) | 10 (Low) | 0 (Low) | 2 (Low) | 98 (High) | 14 (Low) | 0 (Low) | 1 (Low) | 2 | 4 |
| 23 | 0 (Low) | 0 (Low) | 49 (Medium) | 18 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 597 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 92 (High) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 101 (Very high) | 12 (Low) | 0 (Low) | 0 (Low) | 2 | 11 |
| 24 | 1 (Low) | 4 (Low) | 42 (Medium) | 22 (Medium) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 461 (Very high) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 71 (High) | 0 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 117 (Very high) | 11 (Low) | 24 (Medium) | 0 (Low) | 8 | 10 |
| 25 | 3 (Low) | 0 (Low) | 35 (Medium) | 34 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 205 (Very high) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 31 (Medium) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 77 (High) | 7 (Low) | 3 (Low) | 0 (Low) | 24 | 4 |
| 26 | 0 (Low) | 0 (Low) | 6 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 40 (Medium) | 0 (Low) | 2 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 12 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 26 (Medium) | 2 (Low) | 2 (Low) | 0 (Low) | 1 | 5 |
| 27 | 0 (Low) | 0 (Low) | 20 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 82 (High) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 49 (Medium) | 3 (Low) | 1 (Low) | 0 (Low) | 0 | 9 |
| 28 | 0 (Low) | 0 (Low) | 52 (Medium) | 11 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 47 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 33 (Medium) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 15 (Medium) | 4 (Low) | 0 (Low) | 0 (Low) | 0 | 10 |
| 29 | 1 (Low) | 0 (Low) | 88 (High) | 75 (High) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 315 (Very high) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 16 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 77 (High) | 16 (Medium) | 1 (Low) | 0 (Low) | 4 | 16 |
| 30 | 1 (Low) | 0 (Low) | 56 (Medium) | 63 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 164 (Very high) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 20 (Medium) | 0 (Low) | 24 (Medium) | 0 (Low) | 0 (Low) | 39 (Medium) | 4 (Low) | 5 (Low) | 1 (Low) | 7 | 10 |