520 Olive — day 20
446 Olive — day 21
323 Oak — day 4
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 | 2 (Low) | 9 (Low) | 2 (Low) | 1 (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) | 0 (Low) | 23 (Medium) | 0 (Low) | 0 (Low) | 103 (Very high) | 2 (Low) | 0 (Low) | 2 (Low) | 0 | 0 |
| 2 | 0 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 68 (High) | 5 (Low) | 0 (Low) | 1 (Low) | 0 | 0 |
| 3 | 3 (Low) | 2 (Low) | 19 (Low) | 8 (Low) | 2 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 2 (Low) | 154 (Very high) | 4 (Low) | 0 (Low) | 4 (Low) | 1 | 0 |
| 4 | 29 (Low) | 1 (Low) | 21 (Low) | 8 (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) | 1 (Low) | 1 (Low) | 18 (Medium) | 0 (Low) | 9 (Low) | 323 (Very high) | 4 (Low) | 0 (Low) | 4 (Low) | 0 | 1 |
| 5 | 1 (Low) | 0 (Low) | 20 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 9 (Low) | 1 (Low) | 2 (Low) | 127 (Very high) | 5 (Low) | 0 (Low) | 3 (Low) | 0 | 0 |
| 6 | 0 (Low) | 0 (Low) | 35 (Medium) | 0 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 50 (High) | 7 (Low) | 0 (Low) | 2 (Low) | 1 | 0 |
| 7 | 4 (Low) | 0 (Low) | 73 (Medium) | 16 (Low) | 98 (Medium) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 2 (Low) | 185 (Very high) | 13 (Low) | 0 (Low) | 3 (Low) | 0 | 0 |
| 8 | 0 (Low) | 0 (Low) | 95 (High) | 20 (Medium) | 158 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 3 (Low) | 125 (Very high) | 11 (Low) | 0 (Low) | 1 (Low) | 0 | 1 |
| 9 | 0 (Low) | 0 (Low) | 82 (Medium) | 3 (Low) | 131 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 81 (High) | 5 (Low) | 0 (Low) | 2 (Low) | 0 | 0 |
| 10 | 0 (Low) | 0 (Low) | 16 (Low) | 4 (Low) | 54 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 57 (High) | 2 (Low) | 0 (Low) | 0 (Low) | 0 | 1 |
| 11 | 0 (Low) | 0 (Low) | 122 (High) | 4 (Low) | 196 (Medium) | 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) | 12 (Low) | 0 (Low) | 2 (Low) | 93 (High) | 10 (Low) | 0 (Low) | 1 (Low) | 0 | 0 |
| 12 | 0 (Low) | 0 (Low) | 26 (Low) | 4 (Low) | 67 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 2 (Low) | 45 (Medium) | 2 (Low) | 0 (Low) | 0 (Low) | 1 | 1 |
| 13 | 1 (Low) | 0 (Low) | 50 (Medium) | 6 (Low) | 50 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 12 (Low) | 0 (Low) | 0 (Low) | 54 (High) | 13 (Low) | 0 (Low) | 1 (Low) | 0 | 0 |
| 14 | 0 (Low) | 0 (Low) | 28 (Low) | 5 (Low) | 7 (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) | 58 (High) | 0 (Low) | 1 (Low) | 84 (High) | 6 (Low) | 0 (Low) | 0 (Low) | 0 | 0 |
| 15 | 1 (Low) | 0 (Low) | 33 (Medium) | 4 (Low) | 6 (Low) | 0 (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) | 17 (Medium) | 0 (Low) | 1 (Low) | 134 (Very high) | 8 (Low) | 0 (Low) | 1 (Low) | 0 | 1 |
| 16 | 0 (Low) | 0 (Low) | 97 (High) | 9 (Low) | 127 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 19 (Medium) | 0 (Low) | 1 (Low) | 103 (Very high) | 12 (Low) | 0 (Low) | 3 (Low) | 0 | 0 |
| 17 | 0 (Low) | 0 (Low) | 56 (Medium) | 9 (Low) | 51 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 18 (Medium) | 0 (Low) | 1 (Low) | 170 (Very high) | 13 (Low) | 0 (Low) | 0 (Low) | 0 | 1 |
| 18 | 0 (Low) | 0 (Low) | 59 (Medium) | 4 (Low) | 101 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 11 (Low) | 0 (Low) | 0 (Low) | 87 (High) | 0 (Low) | 0 (Low) | 2 (Low) | 0 | 0 |
| 19 | 1 (Low) | 0 (Low) | 74 (Medium) | 8 (Low) | 271 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 2 (Low) | 74 (High) | 10 (Low) | 0 (Low) | 2 (Low) | 0 | 1 |
| 20 | 3 (Low) | 0 (Low) | 69 (Medium) | 5 (Low) | 520 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 26 (Medium) | 0 (Low) | 3 (Low) | 97 (High) | 7 (Low) | 0 (Low) | 3 (Low) | 0 | 0 |
| 21 | 0 (Low) | 0 (Low) | 104 (High) | 4 (Low) | 446 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 3 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 3 (Low) | 108 (Very high) | 0 (Low) | 0 (Low) | 4 (Low) | 0 | 1 |
| 22 | 0 (Low) | 3 (Low) | 58 (Medium) | 0 (Low) | 291 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 0 (Low) | 62 (High) | 5 (Low) | 0 (Low) | 3 (Low) | 0 | 0 |
| 23 | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 37 (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) | 9 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 0 |
| 24 | 1 (Low) | 0 (Low) | 14 (Low) | 1 (Low) | 172 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 25 (Medium) | 0 (Low) | 1 (Low) | 48 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 1 | 0 |
| 25 | 0 (Low) | 0 (Low) | 8 (Low) | 1 (Low) | 33 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 16 (Medium) | 0 (Low) | 0 (Low) | 58 (High) | 5 (Low) | 0 (Low) | 1 (Low) | 0 | 0 |
| 26 | 0 (Low) | 0 (Low) | 24 (Low) | 3 (Low) | 22 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 51 (High) | 0 (Low) | 0 (Low) | 63 (High) | 4 (Low) | 0 (Low) | 0 (Low) | 0 | 0 |
| 27 | 0 (Low) | 0 (Low) | 23 (Low) | 1 (Low) | 9 (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) | 12 (Low) | 0 (Low) | 0 (Low) | 33 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 0 | 1 |
| 28 | 0 (Low) | 0 (Low) | 39 (Medium) | 3 (Low) | 106 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 65 (High) | 0 (Low) | 0 (Low) | 41 (Medium) | 1 (Low) | 0 (Low) | 1 (Low) | 0 | 0 |
| 29 | 6 (Low) | 0 (Low) | 34 (Medium) | 3 (Low) | 168 (Medium) | 0 (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) | 26 (Medium) | 0 (Low) | 6 (Low) | 58 (High) | 2 (Low) | 0 (Low) | 5 (Low) | 0 | 0 |
| 30 | 3 (Low) | 0 (Low) | 24 (Low) | 4 (Low) | 64 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 80 (High) | 0 (Low) | 1 (Low) | 88 (High) | 0 (Low) | 0 (Low) | 5 (Low) | 0 | 1 |
| 31 | 2 (Low) | 0 (Low) | 30 (Medium) | 6 (Low) | 29 (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 (Low) | 145 (Very high) | 0 (Low) | 0 (Low) | 114 (Very high) | 0 (Low) | 0 (Low) | 4 (Low) | 0 | 0 |