2,959 London Plane — day 1
1,894 London Plane — day 2
1,254 London Plane — day 5
24 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 | 11 (Low) | 2,959 (Very high) | 0 (Low) | 3 (Low) | 3 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 37 (Medium) | 0 (Low) | 26 (Medium) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 0 |
| 2 | 3 (Low) | 1,894 (Very high) | 0 (Low) | 3 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 36 (Medium) | 0 (Low) | 18 (Medium) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 0 |
| 3 | 4 (Low) | 816 (Very high) | 0 (Low) | 0 (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) | 15 (Medium) | 0 (Low) | 8 (Low) | 7 (Low) | 1 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 | 0 |
| 4 | 3 (Low) | 642 (Very high) | 7 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 18 (Medium) | 0 (Low) | 12 (Low) | 9 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 14 (Low) | 0 | 0 |
| 5 | 4 (Low) | 1,254 (Very high) | 1 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 80 (High) | 0 (Low) | 75 (High) | 5 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 10 (Low) | 0 | 0 |
| 6 | 12 (Low) | 1,192 (Very high) | 2 (Low) | 0 (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) | 75 (High) | 1 (Low) | 59 (High) | 7 (Low) | 1 (Low) | 8 (Low) | 0 (Low) | 0 (Low) | 15 (Medium) | 0 | 0 |
| 7 | 15 (Low) | 641 (Very high) | 3 (Low) | 1 (Low) | 2 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 94 (High) | 0 (Low) | 15 (Medium) | 6 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 52 (High) | 0 | 1 |
| 8 | 5 (Low) | 1,000 (Very high) | 4 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 76 (High) | 0 (Low) | 15 (Medium) | 2 (Low) | 0 (Low) | 49 (Medium) | 0 (Low) | 0 (Low) | 20 (Medium) | 0 | 0 |
| 9 | 5 (Low) | 353 (Very high) | 9 (Low) | 2 (Low) | 3 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 60 (High) | 0 (Low) | 6 (Low) | 0 (Low) | 1 (Low) | 165 (Very high) | 3 (Low) | 0 (Low) | 26 (Medium) | 0 | 2 |
| 10 | 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) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 0 |
| 11 | 3 (Low) | 80 (Medium) | 7 (Low) | 1 (Low) | 20 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 13 (Low) | 1 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 41 (Medium) | 1 (Low) | 1 (Low) | 7 (Low) | 1 | 0 |
| 12 | 3 (Low) | 62 (Medium) | 7 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 29 (Medium) | 0 (Low) | 7 (Low) | 0 (Low) | 3 (Low) | 81 (High) | 1 (Low) | 1 (Low) | 4 (Low) | 0 | 0 |
| 13 | 2 (Low) | 68 (Medium) | 4 (Low) | 2 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 17 (Medium) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 56 (High) | 4 (Low) | 0 (Low) | 15 (Medium) | 0 | 0 |
| 14 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 16 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 17 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 18 | 2 (Low) | 15 (Low) | 24 (Low) | 12 (Low) | 13 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 14 (Low) | 2 (Low) | 2 (Low) | 329 (Very high) | 8 (Low) | 0 (Low) | 7 (Low) | 2 | 1 |
| 19 | 4 (Low) | 23 (Low) | 6 (Low) | 7 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 14 (Low) | 1 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 314 (Very high) | 1 (Low) | 0 (Low) | 3 (Low) | 7 | 0 |
| 20 | 0 (Low) | 5 (Low) | 4 (Low) | 1 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 1 (Low) | 64 (High) | 0 (Low) | 0 (Low) | 2 (Low) | 0 | 0 |
| 21 | 0 (Low) | 3 (Low) | 3 (Low) | 0 (Low) | 13 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 41 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 0 |
| 22 | 0 (Low) | 1 (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) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 0 |
| 23 | 0 (Low) | 1 (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) | 0 (Low) | 6 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 23 (Medium) | 1 (Low) | 1 (Low) | 1 (Low) | 0 | 0 |
| 24 | 1 (Low) | 5 (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) | 1 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 47 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 0 | 0 |
| 25 | 2 (Low) | 13 (Low) | 4 (Low) | 1 (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) | 1 (Low) | 0 (Low) | 17 (Medium) | 0 (Low) | 0 (Low) | 265 (Very high) | 3 (Low) | 3 (Low) | 2 (Low) | 0 | 1 |
| 26 | 15 (Low) | 7 (Low) | 3 (Low) | 2 (Low) | 3 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 25 (Medium) | 0 (Low) | 0 (Low) | 100 (Very high) | 2 (Low) | 0 (Low) | 0 (Low) | 0 | 1 |
| 27 | 15 (Low) | 9 (Low) | 6 (Low) | 2 (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) | 1 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 255 (Very high) | 6 (Low) | 0 (Low) | 2 (Low) | 0 | 0 |
| 28 | 30 (Medium) | 8 (Low) | 9 (Low) | 16 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 57 (High) | 1 (Low) | 0 (Low) | 895 (Very high) | 16 (Medium) | 0 (Low) | 0 (Low) | 3 | 2 |
| 29 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 30 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |