2,504 Oak — day 14
1,886 Oak — day 3
1,654 Oak — day 8
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 | 1 (Low) | 12 (Low) | 23 (Low) | 101 (Very high) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 22 (Medium) | 0 (Low) | 0 (Low) | 1,385 (Very high) | 24 (Medium) | 4 (Low) | 11 (Low) | 30 | 22 |
| 2 | 1 (Low) | 19 (Low) | 36 (Medium) | 85 (High) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 3 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 1,397 (Very high) | 20 (Medium) | 1 (Low) | 2 (Low) | 13 | 7 |
| 3 | 1 (Low) | 7 (Low) | 56 (Medium) | 124 (Very high) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 12 (Low) | 0 (Low) | 0 (Low) | 1,886 (Very high) | 31 (Medium) | 4 (Low) | 7 (Low) | 25 | 5 |
| 4 | 3 (Low) | 35 (Medium) | 68 (Medium) | 100 (Very high) | 20 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 6 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 25 (Medium) | 1 (Low) | 0 (Low) | 1,275 (Very high) | 24 (Medium) | 0 (Low) | 2 (Low) | 17 | 7 |
| 5 | 1 (Low) | 6 (Low) | 47 (Medium) | 72 (High) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 0 (Low) | 622 (Very high) | 24 (Medium) | 1 (Low) | 0 (Low) | 19 | 16 |
| 6 | 2 (Low) | 2 (Low) | 42 (Medium) | 52 (High) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 20 (Medium) | 1 (Low) | 0 (Low) | 749 (Very high) | 15 (Medium) | 0 (Low) | 3 (Low) | 13 | 7 |
| 7 | 1 (Low) | 2 (Low) | 104 (High) | 77 (High) | 108 (Medium) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 12 (Low) | 0 (Low) | 5 (Low) | 1,117 (Very high) | 14 (Low) | 0 (Low) | 3 (Low) | 24 | 20 |
| 8 | 3 (Low) | 2 (Low) | 144 (High) | 98 (High) | 118 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 55 (High) | 0 (Low) | 0 (Low) | 1,654 (Very high) | 43 (Medium) | 1 (Low) | 4 (Low) | 24 | 23 |
| 9 | 4 (Low) | 1 (Low) | 63 (Medium) | 131 (Very high) | 7 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 38 (Medium) | 0 (Low) | 0 (Low) | 1,299 (Very high) | 38 (Medium) | 0 (Low) | 4 (Low) | 18 | 10 |
| 10 | 7 (Low) | 1 (Low) | 82 (Medium) | 100 (Very high) | 37 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 1 (Low) | 41 (Medium) | 0 (Low) | 8 (Low) | 666 (Very high) | 29 (Medium) | 6 (Low) | 3 (Low) | 25 | 15 |
| 11 | 5 (Low) | 2 (Low) | 115 (High) | 68 (High) | 401 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 18 (Medium) | 0 (Low) | 14 (Low) | 1,309 (Very high) | 8 (Low) | 0 (Low) | 6 (Low) | 25 | 31 |
| 12 | 2 (Low) | 2 (Low) | 245 (Very high) | 90 (High) | 279 (High) | 0 (Low) | 3 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 0 (Low) | 34 (Medium) | 0 (Low) | 6 (Low) | 1,015 (Very high) | 24 (Medium) | 0 (Low) | 8 (Low) | 25 | 28 |
| 13 | 2 (Low) | 2 (Low) | 271 (Very high) | 88 (High) | 269 (High) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 11 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 65 (High) | 0 (Low) | 1 (Low) | 779 (Very high) | 33 (Medium) | 1 (Low) | 3 (Low) | 38 | 30 |
| 14 | 13 (Low) | 13 (Low) | 268 (Very high) | 61 (High) | 131 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 17 (Medium) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 135 (Very high) | 0 (Low) | 1 (Low) | 2,504 (Very high) | 70 (High) | 8 (Low) | 3 (Low) | 39 | 33 |
| 15 | 15 (Low) | 4 (Low) | 129 (High) | 75 (High) | 23 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 25 (Medium) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 177 (Very high) | 0 (Low) | 0 (Low) | 1,169 (Very high) | 41 (Medium) | 1 (Low) | 2 (Low) | 39 | 26 |
| 16 | 13 (Low) | 1 (Low) | 104 (High) | 33 (Medium) | 10 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 11 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 212 (Very high) | 0 (Low) | 1 (Low) | 585 (Very high) | 23 (Medium) | 2 (Low) | 1 (Low) | 15 | 24 |
| 17 | 14 (Low) | 1 (Low) | 106 (High) | 22 (Medium) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 8 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 210 (Very high) | 0 (Low) | 0 (Low) | 669 (Very high) | 13 (Low) | 0 (Low) | 2 (Low) | 6 | 11 |
| 18 | 29 (Low) | 1 (Low) | 159 (Very high) | 49 (Medium) | 158 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 8 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 333 (Very high) | 0 (Low) | 5 (Low) | 554 (Very high) | 36 (Medium) | 0 (Low) | 3 (Low) | 19 | 31 |
| 19 | 11 (Low) | 1 (Low) | 174 (Very high) | 57 (High) | 46 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 6 (Low) | 0 (Low) | 22 (Medium) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 639 (Very high) | 0 (Low) | 1 (Low) | 1,195 (Very high) | 52 (High) | 1 (Low) | 4 (Low) | 27 | 34 |
| 20 | 9 (Low) | 0 (Low) | 28 (Low) | 23 (Medium) | 14 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 162 (Very high) | 0 (Low) | 1 (Low) | 319 (Very high) | 9 (Low) | 0 (Low) | 1 (Low) | 11 | 16 |
| 21 | 6 (Low) | 0 (Low) | 32 (Medium) | 18 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 144 (Very high) | 0 (Low) | 0 (Low) | 175 (Very high) | 0 (Low) | 0 (Low) | 1 (Low) | 9 | 9 |
| 22 | 4 (Low) | 0 (Low) | 66 (Medium) | 11 (Low) | 10 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 151 (Very high) | 0 (Low) | 0 (Low) | 262 (Very high) | 6 (Low) | 0 (Low) | 2 (Low) | 6 | 11 |
| 23 | 2 (Low) | 0 (Low) | 25 (Low) | 15 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 14 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 79 (High) | 0 (Low) | 1 (Low) | 236 (Very high) | 13 (Low) | 0 (Low) | 2 (Low) | 13 | 15 |
| 24 | 4 (Low) | 2 (Low) | 72 (Medium) | 18 (Low) | 34 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 38 (Medium) | 0 (Low) | 2 (Low) | 237 (Very high) | 8 (Low) | 0 (Low) | 4 (Low) | 11 | 9 |
| 25 | 7 (Low) | 1 (Low) | 62 (Medium) | 22 (Medium) | 22 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 3 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 183 (Very high) | 0 (Low) | 4 (Low) | 190 (Very high) | 10 (Low) | 1 (Low) | 1 (Low) | 13 | 16 |
| 26 | 28 (Low) | 0 (Low) | 53 (Medium) | 24 (Medium) | 14 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 442 (Very high) | 0 (Low) | 1 (Low) | 325 (Very high) | 22 (Medium) | 0 (Low) | 4 (Low) | 12 | 13 |
| 27 | 18 (Low) | 0 (Low) | 61 (Medium) | 17 (Low) | 13 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 146 (Very high) | 0 (Low) | 1 (Low) | 290 (Very high) | 12 (Low) | 0 (Low) | 1 (Low) | 13 | 13 |
| 28 | 19 (Low) | 0 (Low) | 56 (Medium) | 22 (Medium) | 73 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 110 (Very high) | 0 (Low) | 2 (Low) | 230 (Very high) | 18 (Medium) | 0 (Low) | 3 (Low) | 15 | 23 |
| 29 | 7 (Low) | 0 (Low) | 44 (Medium) | 12 (Low) | 98 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 48 (Medium) | 0 (Low) | 3 (Low) | 292 (Very high) | 6 (Low) | 3 (Low) | 3 (Low) | 16 | 14 |
| 30 | 3 (Low) | 2 (Low) | 45 (Medium) | 13 (Low) | 57 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 7 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 120 (Very high) | 0 (Low) | 1 (Low) | 248 (Very high) | 10 (Low) | 0 (Low) | 2 (Low) | 7 | 10 |
| 31 | 5 (Low) | 1 (Low) | 59 (Medium) | 18 (Low) | 65 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 138 (Very high) | 0 (Low) | 1 (Low) | 174 (Very high) | 15 (Medium) | 0 (Low) | 6 (Low) | 12 | 12 |