584 Maple — day 17
403 Oak — day 25
356 Oak — day 18
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 | 0 (Low) | 7 (Low) | 5 (Low) | 7 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 13 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 14 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 44 (Medium) | 1 (Low) | 0 (Low) | 0 (Low) | 5 | 1 |
| 2 | 1 (Low) | 3 (Low) | 1 (Low) | 12 (Low) | 11 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 19 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 27 (Medium) | 1 (Low) | 8 (Low) | 1 (Low) | 2 (Low) | 10 (Low) | 4 (Low) | 0 (Low) | 1 (Low) | 4 | 0 |
| 3 | 1 (Low) | 7 (Low) | 4 (Low) | 7 (Low) | 15 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 44 (Medium) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 25 (Medium) | 0 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 38 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 2 | 1 |
| 4 | 1 (Low) | 4 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 10 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 | 1 |
| 5 | 1 (Low) | 2 (Low) | 1 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 1 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 22 (Medium) | 1 (Low) | 0 (Low) | 0 (Low) | 1 | 0 |
| 6 | 0 (Low) | 1 (Low) | 2 (Low) | 5 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 113 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 2 (Low) | 1 (Low) | 0 (Low) | 86 (High) | 2 (Low) | 0 (Low) | 0 (Low) | 6 | 1 |
| 7 | 1 (Low) | 2 (Low) | 9 (Low) | 15 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 178 (Very high) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 5 (Low) | 1 (Low) | 0 (Low) | 98 (High) | 5 (Low) | 0 (Low) | 1 (Low) | 9 | 0 |
| 8 | 1 (Low) | 5 (Low) | 9 (Low) | 16 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 285 (Very high) | 0 (Low) | 1 (Low) | 13 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 23 (Medium) | 0 (Low) | 2 (Low) | 1 (Low) | 1 (Low) | 194 (Very high) | 4 (Low) | 1 (Low) | 0 (Low) | 16 | 0 |
| 9 | 1 (Low) | 1 (Low) | 5 (Low) | 10 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 261 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 135 (Very high) | 1 (Low) | 0 (Low) | 1 (Low) | 15 | 1 |
| 10 | 1 (Low) | 5 (Low) | 13 (Low) | 15 (Low) | 20 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 91 (High) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 63 (High) | 0 (Low) | 7 (Low) | 1 (Low) | 8 (Low) | 45 (Medium) | 3 (Low) | 1 (Low) | 1 (Low) | 5 | 1 |
| 11 | 3 (Low) | 2 (Low) | 17 (Low) | 15 (Low) | 20 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 86 (High) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 77 (High) | 0 (Low) | 8 (Low) | 1 (Low) | 13 (Low) | 77 (High) | 4 (Low) | 0 (Low) | 4 (Low) | 7 | 1 |
| 12 | 12 (Low) | 7 (Low) | 18 (Low) | 40 (Medium) | 23 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 91 (High) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 72 (High) | 0 (Low) | 18 (Medium) | 1 (Low) | 1 (Low) | 135 (Very high) | 10 (Low) | 1 (Low) | 1 (Low) | 8 | 1 |
| 13 | 13 (Low) | 1 (Low) | 20 (Low) | 31 (Medium) | 11 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 321 (Very high) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 40 (Medium) | 0 (Low) | 38 (Medium) | 0 (Low) | 1 (Low) | 111 (Very high) | 10 (Low) | 0 (Low) | 0 (Low) | 4 | 1 |
| 14 | 3 (Low) | 1 (Low) | 18 (Low) | 4 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 325 (Very high) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 25 (Medium) | 0 (Low) | 1 (Low) | 221 (Very high) | 7 (Low) | 0 (Low) | 0 (Low) | 3 | 3 |
| 15 | 32 (Medium) | 2 (Low) | 39 (Medium) | 21 (Medium) | 1 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 273 (Very high) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 25 (Medium) | 0 (Low) | 0 (Low) | 14 (Low) | 0 (Low) | 123 (Very high) | 0 (Low) | 1 (Low) | 147 (Very high) | 14 (Low) | 1 (Low) | 1 (Low) | 4 | 0 |
| 16 | 33 (Medium) | 1 (Low) | 46 (Medium) | 16 (Low) | 5 (Low) | 9 (Low) | 1 (Low) | 0 (Low) | 67 (High) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 25 (Medium) | 0 (Low) | 0 (Low) | 78 (High) | 8 (Low) | 0 (Low) | 0 (Low) | 6 | 2 |
| 17 | 7 (Low) | 0 (Low) | 136 (High) | 42 (Medium) | 208 (High) | 1 (Low) | 3 (Low) | 0 (Low) | 584 (Very high) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 12 (Low) | 0 (Low) | 42 (Medium) | 0 (Low) | 5 (Low) | 298 (Very high) | 15 (Medium) | 0 (Low) | 0 (Low) | 5 | 1 |
| 18 | 2 (Low) | 0 (Low) | 150 (High) | 63 (High) | 72 (Medium) | 1 (Low) | 1 (Low) | 0 (Low) | 314 (Very high) | 0 (Low) | 1 (Low) | 8 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 22 (Medium) | 0 (Low) | 1 (Low) | 356 (Very high) | 20 (Medium) | 0 (Low) | 5 (Low) | 20 | 1 |
| 19 | 0 (Low) | 1 (Low) | 57 (Medium) | 12 (Low) | 12 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 101 (Very high) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 1 (Low) | 15 (Medium) | 0 (Low) | 1 (Low) | 179 (Very high) | 9 (Low) | 0 (Low) | 1 (Low) | 6 | 0 |
| 20 | 1 (Low) | 1 (Low) | 3 (Low) | 2 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 32 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 21 (Medium) | 0 (Low) | 0 (Low) | 63 (High) | 3 (Low) | 0 (Low) | 0 (Low) | 3 | 2 |
| 21 | 1 (Low) | 2 (Low) | 10 (Low) | 5 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 72 (High) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 38 (Medium) | 1 (Low) | 0 (Low) | 55 (High) | 6 (Low) | 0 (Low) | 0 (Low) | 2 | 1 |
| 22 | 1 (Low) | 1 (Low) | 78 (Medium) | 10 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 106 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 1 (Low) | 33 (Medium) | 0 (Low) | 1 (Low) | 99 (High) | 15 (Medium) | 1 (Low) | 0 (Low) | 4 | 1 |
| 23 | 10 (Low) | 2 (Low) | 79 (Medium) | 16 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 164 (Very high) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 35 (Medium) | 0 (Low) | 1 (Low) | 108 (Very high) | 17 (Medium) | 0 (Low) | 0 (Low) | 4 | 1 |
| 24 | 5 (Low) | 0 (Low) | 68 (Medium) | 12 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 108 (Very high) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 54 (High) | 0 (Low) | 1 (Low) | 65 (High) | 7 (Low) | 1 (Low) | 1 (Low) | 7 | 2 |
| 25 | 9 (Low) | 1 (Low) | 73 (Medium) | 7 (Low) | 27 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 248 (Very high) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 32 (Medium) | 1 (Low) | 1 (Low) | 403 (Very high) | 4 (Low) | 1 (Low) | 1 (Low) | 18 | 1 |
| 26 | 1 (Low) | 1 (Low) | 206 (Very high) | 15 (Low) | 29 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 43 (Medium) | 0 (Low) | 1 (Low) | 8 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 29 (Medium) | 0 (Low) | 0 (Low) | 172 (Very high) | 6 (Low) | 0 (Low) | 0 (Low) | 6 | 1 |
| 27 | 4 (Low) | 0 (Low) | 141 (High) | 17 (Low) | 13 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 239 (Very high) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 95 (High) | 1 (Low) | 0 (Low) | 184 (Very high) | 28 (Medium) | 1 (Low) | 0 (Low) | 4 | 1 |
| 28 | 1 (Low) | 0 (Low) | 53 (Medium) | 3 (Low) | 10 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 148 (Very high) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 89 (High) | 0 (Low) | 3 (Low) | 82 (High) | 7 (Low) | 0 (Low) | 0 (Low) | 1 | 0 |
| 29 | 8 (Low) | 0 (Low) | 130 (High) | 13 (Low) | 50 (Medium) | 0 (Low) | 2 (Low) | 0 (Low) | 207 (Very high) | 0 (Low) | 1 (Low) | 6 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 92 (High) | 0 (Low) | 3 (Low) | 234 (Very high) | 9 (Low) | 0 (Low) | 0 (Low) | 15 | 1 |
| 30 | 9 (Low) | 1 (Low) | 152 (Very high) | 28 (Medium) | 144 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 267 (Very high) | 0 (Low) | 2 (Low) | 5 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 48 (Medium) | 0 (Low) | 1 (Low) | 211 (Very high) | 26 (Medium) | 0 (Low) | 1 (Low) | 16 | 3 |
| 31 | 3 (Low) | 1 (Low) | 89 (High) | 11 (Low) | 186 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 182 (Very high) | 0 (Low) | 1 (Low) | 3 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 28 (Medium) | 1 (Low) | 2 (Low) | 265 (Very high) | 9 (Low) | 0 (Low) | 1 (Low) | 4 | 3 |