622 Oak — day 12
538 Oak — day 9
473 Oak — day 6
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) | 6 (Low) | 1 (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) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 7 | 1 |
| 2 | 0 (Low) | 3 (Low) | 2 (Low) | 15 (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) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 3 (Low) | 2 (Low) | 0 (Low) | 5 | 2 |
| 3 | 1 (Low) | 16 (Low) | 6 (Low) | 18 (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) | 3 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 35 (Medium) | 3 (Low) | 1 (Low) | 1 (Low) | 5 | 7 |
| 4 | 2 (Low) | 16 (Low) | 8 (Low) | 27 (Medium) | 2 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 112 (Very high) | 4 (Low) | 3 (Low) | 5 (Low) | 3 | 8 |
| 5 | 4 (Low) | 31 (Medium) | 11 (Low) | 38 (Medium) | 4 (Low) | 2 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 8 (Low) | 0 (Low) | 0 (Low) | 218 (Very high) | 16 (Medium) | 73 (High) | 1 (Low) | 8 | 8 |
| 6 | 2 (Low) | 71 (Medium) | 26 (Low) | 43 (Medium) | 6 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 3 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 29 (Medium) | 1 (Low) | 0 (Low) | 473 (Very high) | 16 (Medium) | 4 (Low) | 5 (Low) | 19 | 14 |
| 7 | 1 (Low) | 16 (Low) | 17 (Low) | 56 (High) | 3 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 337 (Very high) | 24 (Medium) | 0 (Low) | 7 (Low) | 14 | 18 |
| 8 | 1 (Low) | 24 (Low) | 65 (Medium) | 47 (Medium) | 15 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 13 (Low) | 0 (Low) | 2 (Low) | 241 (Very high) | 20 (Medium) | 1 (Low) | 9 (Low) | 23 | 20 |
| 9 | 2 (Low) | 62 (Medium) | 43 (Medium) | 90 (High) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 2 (Low) | 7 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 0 (Low) | 538 (Very high) | 46 (Medium) | 0 (Low) | 7 (Low) | 24 | 25 |
| 10 | 3 (Low) | 7 (Low) | 25 (Low) | 30 (Medium) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 43 (Medium) | 0 (Low) | 0 (Low) | 472 (Very high) | 22 (Medium) | 1 (Low) | 2 (Low) | 6 | 5 |
| 11 | 6 (Low) | 16 (Low) | 28 (Low) | 33 (Medium) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 126 (Very high) | 0 (Low) | 0 (Low) | 380 (Very high) | 25 (Medium) | 1 (Low) | 5 (Low) | 9 | 6 |
| 12 | 18 (Low) | 2 (Low) | 22 (Low) | 69 (High) | 2 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 95 (High) | 0 (Low) | 0 (Low) | 622 (Very high) | 29 (Medium) | 3 (Low) | 3 (Low) | 15 | 3 |
| 13 | 7 (Low) | 7 (Low) | 99 (High) | 55 (High) | 34 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 3 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 26 (Medium) | 0 (Low) | 0 (Low) | 425 (Very high) | 18 (Medium) | 0 (Low) | 0 (Low) | 23 | 14 |
| 14 | 2 (Low) | 20 (Low) | 44 (Medium) | 59 (High) | 26 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 16 (Medium) | 0 (Low) | 1 (Low) | 302 (Very high) | 10 (Low) | 1 (Low) | 3 (Low) | 20 | 16 |
| 15 | 2 (Low) | 7 (Low) | 22 (Low) | 15 (Low) | 3 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 11 (Low) | 0 (Low) | 0 (Low) | 173 (Very high) | 18 (Medium) | 1 (Low) | 2 (Low) | 7 | 9 |
| 16 | 14 (Low) | 29 (Low) | 13 (Low) | 14 (Low) | 2 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 23 (Medium) | 0 (Low) | 0 (Low) | 111 (Very high) | 10 (Low) | 4 (Low) | 1 (Low) | 11 | 12 |
| 17 | 0 (Low) | 1 (Low) | 7 (Low) | 4 (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) | 3 (Low) | 0 (Low) | 0 (Low) | 15 (Medium) | 2 (Low) | 0 (Low) | 0 (Low) | 5 | 2 |
| 18 | 0 (Low) | 30 (Medium) | 4 (Low) | 5 (Low) | 2 (Low) | 1 (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) | 6 (Low) | 0 (Low) | 0 (Low) | 65 (High) | 9 (Low) | 1 (Low) | 0 (Low) | 3 | 4 |
| 19 | 1 (Low) | 1 (Low) | 17 (Low) | 6 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 48 (Medium) | 8 (Low) | 1 (Low) | 1 (Low) | 5 | 1 |
| 20 | 1 (Low) | 2 (Low) | 32 (Medium) | 17 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 11 (Low) | 0 (Low) | 0 (Low) | 58 (High) | 5 (Low) | 0 (Low) | 1 (Low) | 6 | 6 |
| 21 | 0 (Low) | 5 (Low) | 23 (Low) | 15 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 13 (Low) | 0 (Low) | 0 (Low) | 121 (Very high) | 9 (Low) | 1 (Low) | 3 (Low) | 4 | 6 |
| 22 | 1 (Low) | 12 (Low) | 37 (Medium) | 18 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 15 (Medium) | 0 (Low) | 0 (Low) | 113 (Very high) | 13 (Low) | 0 (Low) | 2 (Low) | 15 | 9 |
| 23 | 5 (Low) | 3 (Low) | 90 (High) | 35 (Medium) | 3 (Low) | 0 (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) | 32 (Medium) | 0 (Low) | 0 (Low) | 169 (Very high) | 17 (Medium) | 0 (Low) | 1 (Low) | 9 | 12 |
| 24 | 9 (Low) | 1 (Low) | 32 (Medium) | 17 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 24 (Medium) | 0 (Low) | 0 (Low) | 67 (High) | 10 (Low) | 1 (Low) | 1 (Low) | 12 | 5 |
| 25 | 6 (Low) | 1 (Low) | 107 (High) | 18 (Low) | 2 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 38 (Medium) | 0 (Low) | 0 (Low) | 112 (Very high) | 16 (Medium) | 1 (Low) | 1 (Low) | 9 | 14 |
| 26 | 14 (Low) | 5 (Low) | 325 (Very high) | 24 (Medium) | 45 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 66 (High) | 0 (Low) | 1 (Low) | 117 (Very high) | 18 (Medium) | 2 (Low) | 4 (Low) | 32 | 17 |
| 27 | 3 (Low) | 5 (Low) | 241 (Very high) | 26 (Medium) | 65 (Medium) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 24 (Medium) | 0 (Low) | 0 (Low) | 154 (Very high) | 24 (Medium) | 0 (Low) | 5 (Low) | 23 | 15 |
| 28 | 2 (Low) | 6 (Low) | 140 (High) | 13 (Low) | 34 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 5 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 28 (Medium) | 0 (Low) | 0 (Low) | 138 (Very high) | 25 (Medium) | 0 (Low) | 3 (Low) | 23 | 16 |
| 29 | 1 (Low) | 38 (Medium) | 72 (Medium) | 11 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 25 (Medium) | 0 (Low) | 0 (Low) | 78 (High) | 9 (Low) | 1 (Low) | 2 (Low) | 13 | 19 |
| 30 | 2 (Low) | 4 (Low) | 22 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 11 (Low) | 0 (Low) | 1 (Low) | 41 (Medium) | 9 (Low) | 0 (Low) | 1 (Low) | 10 | 6 |
| 31 | 2 (Low) | 4 (Low) | 110 (High) | 12 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 17 (Medium) | 0 (Low) | 0 (Low) | 69 (High) | 10 (Low) | 0 (Low) | 0 (Low) | 17 | 2 |