4,673 London Plane — day 7
2,887 London Plane — day 12
2,350 London Plane — day 10
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 | 11 (Low) | 67 (Medium) | 9 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (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) | 25 (Medium) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 1 | 0 |
| 2 | 4 (Low) | 239 (High) | 6 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 17 (Medium) | 0 (Low) | 5 (Low) | 7 (Low) | 1 (Low) | 15 (Medium) | 3 | 0 |
| 3 | 4 (Low) | 301 (Very high) | 14 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 3 (Low) | 10 (Low) | 0 | 1 |
| 4 | 11 (Low) | 966 (Very high) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 25 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 5 (Low) | 3 | 1 |
| 5 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 6 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 7 | 44 (Medium) | 4,673 (Very high) | 9 (Low) | 3 (Low) | 0 (Low) | 12 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 1 (Low) | 69 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 8 (Low) | 2 (Low) | 2 | 0 |
| 8 | 6 (Low) | 2,333 (Very high) | 2 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 3 (Low) | 1 (Low) | 3 (Low) | 40 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 7 (Low) | 2 (Low) | 0 | 0 |
| 9 | 7 (Low) | 1,604 (Very high) | 2 (Low) | 2 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 21 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 0 |
| 10 | 6 (Low) | 2,350 (Very high) | 1 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 23 (Medium) | 1 (Low) | 14 (Low) | 8 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 | 0 |
| 11 | 2 (Low) | 1,249 (Very high) | 2 (Low) | 4 (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) | 45 (Medium) | 0 (Low) | 2 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 4 | 0 |
| 12 | 23 (Low) | 2,887 (Very high) | 4 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 68 (High) | 1 (Low) | 96 (High) | 40 (Medium) | 0 (Low) | 4 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 6 | 0 |
| 13 | 5 (Low) | 672 (Very high) | 5 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 30 (Medium) | 0 (Low) | 12 (Low) | 16 (Medium) | 0 (Low) | 3 (Low) | 2 (Low) | 2 (Low) | 0 (Low) | 2 | 0 |
| 14 | 2 (Low) | 165 (High) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 13 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 1 |
| 15 | 1 (Low) | 287 (High) | 7 (Low) | 1 (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) | 21 (Medium) | 0 (Low) | 5 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 | 0 |
| 16 | 1 (Low) | 385 (Very high) | 1 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 32 (Medium) | 0 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 | 1 |
| 17 | 1 (Low) | 167 (High) | 0 (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) | 0 (Low) | 43 (Medium) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 | 0 |
| 18 | 3 (Low) | 60 (Medium) | 1 (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) | 8 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 0 |
| 19 | 0 (Low) | 93 (Medium) | 2 (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) | 19 (Medium) | 0 (Low) | 4 (Low) | 2 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 7 | 0 |
| 20 | 1 (Low) | 244 (High) | 8 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 67 (High) | 0 (Low) | 27 (Medium) | 0 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 1 | 0 |
| 21 | 1 (Low) | 269 (High) | 10 (Low) | 3 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 20 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 65 (High) | 0 (Low) | 12 (Low) | 1 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 | 1 |
| 22 | 2 (Low) | 145 (High) | 6 (Low) | 5 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 25 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 56 (High) | 0 (Low) | 8 (Low) | 0 (Low) | 2 (Low) | 28 (Medium) | 4 (Low) | 0 (Low) | 0 (Low) | 14 | 0 |
| 23 | 2 (Low) | 58 (Medium) | 3 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 18 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 37 (Medium) | 0 (Low) | 5 (Low) | 2 (Low) | 0 (Low) | 6 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 | 1 |
| 24 | 0 (Low) | 42 (Medium) | 1 (Low) | 6 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 138 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 74 (High) | 0 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 32 (Medium) | 3 (Low) | 1 (Low) | 0 (Low) | 9 | 0 |
| 25 | 1 (Low) | 94 (Medium) | 8 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 180 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 138 (Very high) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 67 (High) | 3 (Low) | 0 (Low) | 0 (Low) | 8 | 0 |
| 26 | 0 (Low) | 82 (Medium) | 8 (Low) | 4 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 29 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 140 (Very high) | 0 (Low) | 3 (Low) | 2 (Low) | 0 (Low) | 42 (Medium) | 2 (Low) | 0 (Low) | 0 (Low) | 3 | 1 |
| 27 | 3 (Low) | 92 (Medium) | 10 (Low) | 10 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 167 (Very high) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 175 (Very high) | 0 (Low) | 4 (Low) | 3 (Low) | 0 (Low) | 84 (High) | 3 (Low) | 1 (Low) | 0 (Low) | 4 | 1 |
| 28 | 9 (Low) | 90 (Medium) | 7 (Low) | 11 (Low) | 0 (Low) | 11 (Low) | 0 (Low) | 0 (Low) | 117 (Very high) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 308 (Very high) | 0 (Low) | 7 (Low) | 1 (Low) | 5 (Low) | 81 (High) | 7 (Low) | 2 (Low) | 0 (Low) | 12 | 1 |
| 29 | 2 (Low) | 58 (Medium) | 11 (Low) | 24 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 435 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 39 (Medium) | 0 (Low) | 10 (Low) | 0 (Low) | 14 (Low) | 223 (Very high) | 12 (Low) | 7 (Low) | 0 (Low) | 38 | 4 |
| 30 | 1 (Low) | 36 (Medium) | 21 (Low) | 42 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 560 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 59 (High) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 448 (Very high) | 29 (Medium) | 6 (Low) | 0 (Low) | 13 | 2 |