720 Oak — day 1
476 Oak — day 4
448 Oak — day 19
29 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 | 0 (Low) | 12 (Low) | 38 (Medium) | 139 (Very high) | 1 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 11 (Low) | 0 (Low) | 0 (Low) | 720 (Very high) | 24 (Medium) | 0 (Low) | 2 (Low) | 27 | 4 |
| 2 | 0 (Low) | 1 (Low) | 32 (Medium) | 97 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 17 (Medium) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 306 (Very high) | 12 (Low) | 0 (Low) | 3 (Low) | 15 | 3 |
| 3 | 1 (Low) | 2 (Low) | 50 (Medium) | 154 (Very high) | 1 (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) | 3 (Low) | 0 (Low) | 0 (Low) | 301 (Very high) | 12 (Low) | 1 (Low) | 3 (Low) | 16 | 3 |
| 4 | 1 (Low) | 6 (Low) | 38 (Medium) | 91 (High) | 21 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 14 (Low) | 0 (Low) | 8 (Low) | 0 (Low) | 0 (Low) | 476 (Very high) | 9 (Low) | 2 (Low) | 3 (Low) | 20 | 3 |
| 5 | 1 (Low) | 1 (Low) | 36 (Medium) | 72 (High) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 12 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 1 (Low) | 126 (Very high) | 10 (Low) | 0 (Low) | 2 (Low) | 16 | 4 |
| 6 | 1 (Low) | 3 (Low) | 30 (Medium) | 62 (High) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 99 (High) | 7 (Low) | 0 (Low) | 1 (Low) | 9 | 2 |
| 7 | 2 (Low) | 1 (Low) | 83 (Medium) | 70 (High) | 121 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 4 (Low) | 358 (Very high) | 10 (Low) | 0 (Low) | 2 (Low) | 28 | 2 |
| 8 | 1 (Low) | 0 (Low) | 107 (High) | 130 (Very high) | 141 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 2 (Low) | 338 (Very high) | 23 (Medium) | 0 (Low) | 4 (Low) | 29 | 4 |
| 9 | 1 (Low) | 1 (Low) | 60 (Medium) | 74 (High) | 10 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 152 (Very high) | 8 (Low) | 1 (Low) | 1 (Low) | 19 | 1 |
| 10 | 1 (Low) | 0 (Low) | 44 (Medium) | 56 (High) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 0 (Low) | 175 (Very high) | 16 (Medium) | 0 (Low) | 2 (Low) | 13 | 4 |
| 11 | 1 (Low) | 1 (Low) | 58 (Medium) | 59 (High) | 396 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 11 (Low) | 281 (Very high) | 2 (Low) | 0 (Low) | 1 (Low) | 21 | 4 |
| 12 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 14 | 0 (Low) | 4 (Low) | 145 (High) | 46 (Medium) | 129 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 102 (Very high) | 8 (Low) | 0 (Low) | 0 (Low) | 16 | 1 |
| 15 | 11 (Low) | 5 (Low) | 100 (High) | 33 (Medium) | 30 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 39 (Medium) | 0 (Low) | 0 (Low) | 415 (Very high) | 11 (Low) | 2 (Low) | 5 (Low) | 28 | 3 |
| 16 | 6 (Low) | 4 (Low) | 64 (Medium) | 24 (Medium) | 24 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 58 (High) | 0 (Low) | 1 (Low) | 212 (Very high) | 6 (Low) | 0 (Low) | 1 (Low) | 12 | 1 |
| 17 | 3 (Low) | 4 (Low) | 63 (Medium) | 13 (Low) | 34 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 22 (Medium) | 0 (Low) | 1 (Low) | 190 (Very high) | 3 (Low) | 0 (Low) | 1 (Low) | 11 | 3 |
| 18 | 4 (Low) | 2 (Low) | 47 (Medium) | 29 (Medium) | 154 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 21 (Medium) | 0 (Low) | 4 (Low) | 153 (Very high) | 4 (Low) | 0 (Low) | 3 (Low) | 29 | 5 |
| 19 | 15 (Low) | 5 (Low) | 78 (Medium) | 50 (High) | 96 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 1 (Low) | 6 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 182 (Very high) | 0 (Low) | 3 (Low) | 448 (Very high) | 16 (Medium) | 0 (Low) | 2 (Low) | 34 | 5 |
| 20 | 6 (Low) | 3 (Low) | 20 (Low) | 12 (Low) | 10 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 78 (High) | 0 (Low) | 0 (Low) | 128 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 11 | 2 |
| 21 | 3 (Low) | 3 (Low) | 11 (Low) | 13 (Low) | 10 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 26 (Medium) | 0 (Low) | 1 (Low) | 59 (High) | 1 (Low) | 0 (Low) | 1 (Low) | 9 | 1 |
| 22 | 1 (Low) | 1 (Low) | 3 (Low) | 4 (Low) | 3 (Low) | 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) | 5 (Low) | 0 (Low) | 0 (Low) | 14 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 | 0 |
| 23 | 1 (Low) | 0 (Low) | 2 (Low) | 2 (Low) | 1 (Low) | 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) | 2 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 1 |
| 24 | 0 (Low) | 0 (Low) | 2 (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) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 1 |
| 25 | 4 (Low) | 2 (Low) | 22 (Low) | 9 (Low) | 30 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 52 (High) | 0 (Low) | 2 (Low) | 67 (High) | 2 (Low) | 0 (Low) | 1 (Low) | 7 | 2 |
| 26 | 6 (Low) | 1 (Low) | 30 (Medium) | 13 (Low) | 23 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 133 (Very high) | 0 (Low) | 1 (Low) | 124 (Very high) | 3 (Low) | 0 (Low) | 1 (Low) | 3 | 2 |
| 27 | 12 (Low) | 2 (Low) | 30 (Medium) | 26 (Medium) | 31 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 6 (Low) | 1 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 154 (Very high) | 0 (Low) | 1 (Low) | 163 (Very high) | 6 (Low) | 0 (Low) | 0 (Low) | 12 | 3 |
| 28 | 15 (Low) | 1 (Low) | 42 (Medium) | 18 (Low) | 236 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 1 (Low) | 4 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 85 (High) | 0 (Low) | 5 (Low) | 147 (Very high) | 9 (Low) | 0 (Low) | 2 (Low) | 20 | 4 |
| 29 | 9 (Low) | 2 (Low) | 64 (Medium) | 26 (Medium) | 249 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 77 (High) | 0 (Low) | 3 (Low) | 185 (Very high) | 10 (Low) | 0 (Low) | 2 (Low) | 28 | 4 |
| 30 | 2 (Low) | 2 (Low) | 15 (Low) | 27 (Medium) | 42 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 2 (Low) | 1 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 31 (Medium) | 0 (Low) | 1 (Low) | 115 (Very high) | 7 (Low) | 0 (Low) | 3 (Low) | 17 | 4 |
| 31 | 7 (Low) | 0 (Low) | 55 (Medium) | 31 (Medium) | 99 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 7 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 113 (Very high) | 0 (Low) | 2 (Low) | 171 (Very high) | 16 (Medium) | 1 (Low) | 2 (Low) | 13 | 4 |