667 Olive — day 24
654 Olive — day 21
609 Olive — day 23
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) | 40 (Medium) | 60 (Medium) | 28 (Medium) | 306 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 15 (Medium) | 0 (Low) | 3 (Low) | 197 (Very high) | 7 (Low) | 1 (Low) | 2 (Low) | 15 | 6 |
| 2 | 2 (Low) | 37 (Medium) | 41 (Medium) | 12 (Low) | 332 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 18 (Medium) | 0 (Low) | 4 (Low) | 106 (Very high) | 2 (Low) | 2 (Low) | 2 (Low) | 5 | 6 |
| 3 | 2 (Low) | 35 (Medium) | 183 (Very high) | 30 (Medium) | 496 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 39 (Medium) | 0 (Low) | 8 (Low) | 64 (High) | 3 (Low) | 0 (Low) | 2 (Low) | 14 | 11 |
| 4 | 2 (Low) | 27 (Low) | 201 (Very high) | 25 (Medium) | 216 (High) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 41 (Medium) | 0 (Low) | 0 (Low) | 119 (Very high) | 4 (Low) | 1 (Low) | 2 (Low) | 11 | 3 |
| 5 | 0 (Low) | 17 (Low) | 16 (Low) | 2 (Low) | 28 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 14 (Low) | 0 (Low) | 1 (Low) | 99 (High) | 4 (Low) | 1 (Low) | 1 (Low) | 5 | 4 |
| 6 | 1 (Low) | 10 (Low) | 15 (Low) | 10 (Low) | 10 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 2 (Low) | 32 (Medium) | 2 (Low) | 2 (Low) | 1 (Low) | 12 | 2 |
| 7 | 3 (Low) | 26 (Low) | 29 (Low) | 8 (Low) | 121 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 14 (Low) | 0 (Low) | 10 (Low) | 117 (Very high) | 1 (Low) | 3 (Low) | 4 (Low) | 10 | 3 |
| 8 | 1 (Low) | 17 (Low) | 34 (Medium) | 8 (Low) | 120 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 26 (Medium) | 5 (Low) | 1 (Low) | 1 (Low) | 10 | 2 |
| 9 | 1 (Low) | 16 (Low) | 25 (Low) | 5 (Low) | 119 (Medium) | 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) | 5 (Low) | 0 (Low) | 5 (Low) | 33 (Medium) | 2 (Low) | 3 (Low) | 3 (Low) | 6 | 3 |
| 10 | 0 (Low) | 2 (Low) | 3 (Low) | 1 (Low) | 22 (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) | 2 (Low) | 0 (Low) | 1 (Low) | 3 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 2 | 1 |
| 11 | 0 (Low) | 7 (Low) | 116 (High) | 7 (Low) | 202 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 1 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 22 (Medium) | 9 (Low) | 0 (Low) | 2 (Low) | 7 | 4 |
| 12 | 1 (Low) | 11 (Low) | 101 (High) | 12 (Low) | 91 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 12 (Low) | 0 (Low) | 1 (Low) | 15 (Medium) | 9 (Low) | 0 (Low) | 0 (Low) | 8 | 4 |
| 13 | 0 (Low) | 6 (Low) | 19 (Low) | 7 (Low) | 32 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 31 (Medium) | 2 (Low) | 0 (Low) | 0 (Low) | 3 | 1 |
| 14 | 4 (Low) | 24 (Low) | 53 (Medium) | 17 (Low) | 76 (Medium) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 80 (High) | 0 (Low) | 0 (Low) | 109 (Very high) | 8 (Low) | 1 (Low) | 1 (Low) | 6 | 4 |
| 15 | 15 (Low) | 51 (Medium) | 34 (Medium) | 12 (Low) | 28 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 43 (Medium) | 0 (Low) | 1 (Low) | 122 (Very high) | 1 (Low) | 2 (Low) | 3 (Low) | 12 | 4 |
| 16 | 4 (Low) | 35 (Medium) | 52 (Medium) | 7 (Low) | 47 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 26 (Medium) | 0 (Low) | 0 (Low) | 62 (High) | 6 (Low) | 0 (Low) | 2 (Low) | 5 | 2 |
| 17 | 3 (Low) | 19 (Low) | 93 (High) | 18 (Low) | 93 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 26 (Medium) | 0 (Low) | 1 (Low) | 65 (High) | 8 (Low) | 0 (Low) | 4 (Low) | 12 | 3 |
| 18 | 3 (Low) | 5 (Low) | 248 (Very high) | 26 (Medium) | 300 (High) | 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) | 12 (Low) | 0 (Low) | 1 (Low) | 66 (High) | 12 (Low) | 1 (Low) | 2 (Low) | 24 | 4 |
| 19 | 5 (Low) | 1 (Low) | 377 (Very high) | 44 (Medium) | 358 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 17 (Medium) | 0 (Low) | 2 (Low) | 54 (High) | 24 (Medium) | 0 (Low) | 8 (Low) | 25 | 5 |
| 20 | 6 (Low) | 12 (Low) | 232 (Very high) | 33 (Medium) | 406 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 8 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 24 (Medium) | 0 (Low) | 2 (Low) | 157 (Very high) | 9 (Low) | 3 (Low) | 5 (Low) | 13 | 8 |
| 21 | 6 (Low) | 9 (Low) | 168 (Very high) | 28 (Medium) | 654 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 135 (Very high) | 11 (Low) | 1 (Low) | 13 (Low) | 6 | 10 |
| 22 | 2 (Low) | 13 (Low) | 168 (Very high) | 33 (Medium) | 345 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 38 (Medium) | 2 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 23 (Medium) | 0 (Low) | 0 (Low) | 100 (Very high) | 5 (Low) | 0 (Low) | 3 (Low) | 11 | 8 |
| 23 | 11 (Low) | 24 (Low) | 175 (Very high) | 24 (Medium) | 609 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 19 (Medium) | 0 (Low) | 8 (Low) | 94 (High) | 5 (Low) | 0 (Low) | 15 (Medium) | 10 | 6 |
| 24 | 5 (Low) | 17 (Low) | 124 (High) | 28 (Medium) | 667 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 8 (Low) | 0 (Low) | 4 (Low) | 64 (High) | 9 (Low) | 0 (Low) | 4 (Low) | 12 | 9 |
| 25 | 2 (Low) | 29 (Low) | 123 (High) | 28 (Medium) | 595 (Very high) | 1 (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) | 16 (Medium) | 0 (Low) | 10 (Low) | 40 (Medium) | 1 (Low) | 0 (Low) | 5 (Low) | 13 | 18 |
| 26 | 2 (Low) | 9 (Low) | 58 (Medium) | 18 (Low) | 481 (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) | 17 (Medium) | 0 (Low) | 1 (Low) | 32 (Medium) | 2 (Low) | 0 (Low) | 3 (Low) | 13 | 8 |
| 27 | — | — | — | 38 (Medium) | 321 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | — | 6 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 44 (Medium) | 0 (Low) | — | 72 (High) | 7 (Low) | 1 (Low) | 6 (Low) | 20 | 10 |
| 28 | — | — | — | 37 (Medium) | 192 (Medium) | 2 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | — | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 134 (Very high) | 0 (Low) | — | 72 (High) | 4 (Low) | 0 (Low) | 8 (Low) | 21 | 4 |
| 29 | — | — | — | 19 (Low) | 180 (Medium) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | — | 9 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 136 (Very high) | 0 (Low) | — | 46 (Medium) | 2 (Low) | 0 (Low) | 4 (Low) | 23 | 4 |
| 30 | — | — | — | 38 (Medium) | 121 (Medium) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | — | 13 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 136 (Very high) | 0 (Low) | — | 85 (High) | 12 (Low) | 0 (Low) | 4 (Low) | 35 | 7 |
| 31 | — | — | — | 44 (Medium) | 141 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | — | 10 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 105 (Very high) | 0 (Low) | — | 66 (High) | 4 (Low) | 1 (Low) | 2 (Low) | 28 | 2 |