535 Oak — day 24
356 Oak — day 23
347 Oak — day 15
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 | 23 (Low) | 25 (Low) | 15 (Low) | 14 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 65 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 40 (Medium) | 0 (Low) | 1 (Low) | 37 (Medium) | 0 (Low) | 0 (Low) | 8 (Low) | 0 | 5 |
| 2 | 4 (Low) | 6 (Low) | 8 (Low) | 24 (Medium) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 21 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 16 (Medium) | 0 (Low) | 0 (Low) | 33 (Medium) | 0 (Low) | 1 (Low) | 8 (Low) | 1 | 4 |
| 3 | 17 (Low) | 13 (Low) | 2 (Low) | 32 (Medium) | 13 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 28 (Medium) | 0 (Low) | 3 (Low) | 35 (Medium) | 0 (Low) | 0 (Low) | 2 (Low) | 7 | 2 |
| 4 | 5 (Low) | 0 (Low) | 0 (Low) | 22 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 40 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 25 (Medium) | 0 (Low) | 0 (Low) | 26 (Medium) | 4 (Low) | 1 (Low) | 1 (Low) | 1 | 3 |
| 5 | 4 (Low) | 4 (Low) | 4 (Low) | 35 (Medium) | 2 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 42 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 8 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 55 (High) | 0 (Low) | 0 (Low) | 24 (Medium) | 2 (Low) | 0 (Low) | 1 (Low) | 4 | 1 |
| 6 | 8 (Low) | 5 (Low) | 55 (Medium) | 71 (High) | 10 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 129 (Very high) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 49 (Medium) | 0 (Low) | 1 (Low) | 110 (Very high) | 21 (Medium) | 1 (Low) | 5 (Low) | 3 | 12 |
| 7 | 10 (Low) | 6 (Low) | 100 (High) | 98 (High) | 20 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 115 (Very high) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 31 (Medium) | 0 (Low) | 0 (Low) | 148 (Very high) | 23 (Medium) | 3 (Low) | 7 (Low) | 5 | 9 |
| 8 | 5 (Low) | 8 (Low) | 32 (Medium) | 63 (High) | 26 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 58 (High) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 49 (Medium) | 0 (Low) | 0 (Low) | 78 (High) | 11 (Low) | 3 (Low) | 8 (Low) | 3 | 6 |
| 9 | 2 (Low) | 2 (Low) | 29 (Low) | 69 (High) | 21 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 31 (Medium) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 25 (Medium) | 0 (Low) | 1 (Low) | 78 (High) | 9 (Low) | 1 (Low) | 9 (Low) | 3 | 4 |
| 10 | 3 (Low) | 3 (Low) | 45 (Medium) | 99 (High) | 18 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 78 (High) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 13 (Low) | 0 (Low) | 0 (Low) | 243 (Very high) | 24 (Medium) | 0 (Low) | 2 (Low) | 8 | 6 |
| 11 | 40 (Medium) | 1 (Low) | 18 (Low) | 94 (High) | 80 (Medium) | 1 (Low) | 0 (Low) | 0 (Low) | 96 (High) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 27 (Medium) | 0 (Low) | 0 (Low) | 207 (Very high) | 15 (Medium) | 1 (Low) | 8 (Low) | 4 | 6 |
| 12 | 86 (Medium) | 3 (Low) | 29 (Low) | 70 (High) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 31 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 70 (High) | 0 (Low) | 2 (Low) | 91 (High) | 5 (Low) | 1 (Low) | 11 (Low) | 5 | 1 |
| 13 | 78 (Medium) | 1 (Low) | 42 (Medium) | 80 (High) | 6 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 43 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 13 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 59 (High) | 0 (Low) | 1 (Low) | 135 (Very high) | 9 (Low) | 1 (Low) | 6 (Low) | 2 | 5 |
| 14 | 56 (Medium) | 4 (Low) | 59 (Medium) | 63 (High) | 38 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 104 (Very high) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 40 (Medium) | 0 (Low) | 5 (Low) | 174 (Very high) | 10 (Low) | 13 (Low) | 9 (Low) | 8 | 8 |
| 15 | 38 (Medium) | 1 (Low) | 123 (High) | 69 (High) | 11 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 285 (Very high) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 99 (High) | 0 (Low) | 3 (Low) | 347 (Very high) | 31 (Medium) | 0 (Low) | 6 (Low) | 33 | 14 |
| 16 | 40 (Medium) | 10 (Low) | 95 (High) | 81 (High) | 126 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 158 (Very high) | 0 (Low) | 0 (Low) | 11 (Low) | 0 (Low) | 13 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 51 (High) | 0 (Low) | 0 (Low) | 262 (Very high) | 15 (Medium) | 19 (Medium) | 5 (Low) | 17 | 2 |
| 17 | 0 (Low) | 2 (Low) | 46 (Medium) | 17 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 18 (Medium) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 23 (Medium) | 0 (Low) | 1 (Low) | 166 (Very high) | 10 (Low) | 0 (Low) | 2 (Low) | 1 | 1 |
| 18 | 2 (Low) | 0 (Low) | 19 (Low) | 13 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 8 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 18 (Medium) | 0 (Low) | 0 (Low) | 50 (High) | 9 (Low) | 3 (Low) | 2 (Low) | 1 | 2 |
| 19 | 9 (Low) | 2 (Low) | 45 (Medium) | 17 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 23 (Medium) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 37 (Medium) | 0 (Low) | 1 (Low) | 170 (Very high) | 21 (Medium) | 1 (Low) | 2 (Low) | 5 | 2 |
| 20 | 3 (Low) | 1 (Low) | 44 (Medium) | 22 (Medium) | 44 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 16 (Medium) | 0 (Low) | 0 (Low) | 123 (Very high) | 9 (Low) | 1 (Low) | 1 (Low) | 2 | 3 |
| 21 | 2 (Low) | 1 (Low) | 48 (Medium) | 26 (Medium) | 25 (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) | 13 (Low) | 0 (Low) | 2 (Low) | 124 (Very high) | 10 (Low) | 0 (Low) | 0 (Low) | 2 | 4 |
| 22 | 4 (Low) | 1 (Low) | 79 (Medium) | 20 (Medium) | 93 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 18 (Medium) | 0 (Low) | 2 (Low) | 176 (Very high) | 14 (Low) | 2 (Low) | 10 (Low) | 3 | 3 |
| 23 | 10 (Low) | 3 (Low) | 171 (Very high) | 44 (Medium) | 173 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 25 (Medium) | 0 (Low) | 4 (Low) | 356 (Very high) | 20 (Medium) | 4 (Low) | 8 (Low) | 4 | 7 |
| 24 | 6 (Low) | 0 (Low) | 68 (Medium) | 21 (Medium) | 59 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 14 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 103 (Very high) | 0 (Low) | 0 (Low) | 535 (Very high) | 29 (Medium) | 1 (Low) | 4 (Low) | 13 | 4 |
| 25 | 8 (Low) | 1 (Low) | 28 (Low) | 13 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 59 (High) | 0 (Low) | 0 (Low) | 104 (Very high) | 3 (Low) | 0 (Low) | 1 (Low) | 11 | 1 |
| 26 | 21 (Low) | 0 (Low) | 18 (Low) | 11 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 70 (High) | 0 (Low) | 1 (Low) | 122 (Very high) | 4 (Low) | 0 (Low) | 3 (Low) | 10 | 1 |
| 27 | 8 (Low) | 1 (Low) | 31 (Medium) | 14 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 5 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 69 (High) | 0 (Low) | 1 (Low) | 168 (Very high) | 6 (Low) | 1 (Low) | 0 (Low) | 20 | 1 |
| 28 | 37 (Medium) | 2 (Low) | 41 (Medium) | 17 (Low) | 10 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 195 (Very high) | 0 (Low) | 3 (Low) | 281 (Very high) | 16 (Medium) | 1 (Low) | 2 (Low) | 9 | 4 |
| 29 | 10 (Low) | 6 (Low) | 26 (Low) | 9 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 63 (High) | 0 (Low) | 0 (Low) | 167 (Very high) | 8 (Low) | 1 (Low) | 3 (Low) | 4 | 3 |
| 30 | 3 (Low) | 2 (Low) | 20 (Low) | 7 (Low) | 12 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 47 (Medium) | 0 (Low) | 3 (Low) | 70 (High) | 2 (Low) | 1 (Low) | 1 (Low) | 6 | 3 |
| 31 | 2 (Low) | 1 (Low) | 29 (Low) | 11 (Low) | 113 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 21 (Medium) | 0 (Low) | 8 (Low) | 104 (Very high) | 1 (Low) | 1 (Low) | 2 (Low) | 8 | 3 |