1,133 London Plane — day 10
1,040 Oak — day 30
786 London Plane — day 7
29 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 | 8 (Low) | 1 (Low) | 8 (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) | 1 (Low) | 92 (High) | 1 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 1 (Low) | 0 | 3 |
| 2 | 19 (Low) | 1 (Low) | 6 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 51 (High) | 0 (Low) | 0 (Low) | 1 (Low) | 3 (Low) | 4 (Low) | 0 | 13 |
| 3 | 18 (Low) | 4 (Low) | 3 (Low) | 2 (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) | 1 (Low) | 1 (Low) | 4 (Low) | 44 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 3 (Low) | 0 | 9 |
| 4 | 35 (Medium) | 9 (Low) | 3 (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) | 4 (Low) | 62 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 | 9 |
| 5 | 11 (Low) | 24 (Low) | 3 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 3 (Low) | 7 (Low) | 75 (High) | 0 (Low) | 1 (Low) | 1 (Low) | 2 (Low) | 2 (Low) | 0 | 14 |
| 6 | 8 (Low) | 77 (Medium) | 5 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 3 (Low) | 0 (Low) | 7 (Low) | 26 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 0 | 11 |
| 7 | 37 (Medium) | 786 (Very high) | 17 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 11 (Low) | 22 (Medium) | 342 (Very high) | 0 (Low) | 41 (Medium) | 0 (Low) | 25 (Medium) | 6 (Low) | 28 | 11 |
| 8 | 10 (Low) | 345 (Very high) | 3 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 83 (High) | 0 (Low) | 1 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 | 7 |
| 9 | 5 (Low) | 613 (Very high) | 11 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 91 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 9 (Low) | 8 (Low) | 5 | 3 |
| 10 | 7 (Low) | 1,133 (Very high) | 2 (Low) | 1 (Low) | 0 (Low) | 17 (Medium) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 2 (Low) | 2 (Low) | 0 (Low) | 22 (Medium) | 90 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 8 (Low) | 3 (Low) | 1 | 3 |
| 11 | 5 (Low) | 621 (Very high) | 10 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 2 (Low) | 26 (Medium) | 36 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 17 (Medium) | 9 | 9 |
| 12 | 2 (Low) | 582 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 5 (Low) | 31 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 4 | 2 |
| 13 | 2 (Low) | 137 (High) | 5 (Low) | 0 (Low) | 0 (Low) | 2 (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) | 2 (Low) | 9 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 7 | 2 |
| 14 | 0 (Low) | 45 (Medium) | 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) | 1 (Low) | 0 (Low) | 8 (Low) | 10 (Low) | 0 (Low) | 5 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 4 | 3 |
| 15 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 16 | 0 (Low) | 117 (High) | 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) | 4 (Low) | 0 (Low) | 8 (Low) | 2 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 3 | 5 |
| 17 | 0 (Low) | 186 (High) | 2 (Low) | 1 (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) | 0 (Low) | 2 (Low) | 2 (Low) | 0 (Low) | 2 (Low) | 1 (Low) | 1 (Low) | 6 (Low) | 0 | 3 |
| 18 | 0 (Low) | 52 (Medium) | 2 (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) | 8 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 | 1 |
| 19 | 1 (Low) | 228 (High) | 3 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 23 (Medium) | 0 (Low) | 14 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 3 | 2 |
| 20 | 3 (Low) | 242 (High) | 16 (Low) | 3 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 69 (High) | 0 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 5 (Low) | 5 (Low) | 3 | 6 |
| 21 | 1 (Low) | 300 (Very high) | 8 (Low) | 6 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 54 (High) | 0 (Low) | 10 (Low) | 3 (Low) | 1 (Low) | 9 (Low) | 0 (Low) | 9 (Low) | 3 (Low) | 4 | 4 |
| 22 | 0 (Low) | 123 (High) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 55 (High) | 1 (Low) | 14 (Low) | 2 (Low) | 2 (Low) | 7 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 6 | 3 |
| 23 | 1 (Low) | 115 (High) | 5 (Low) | 6 (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) | 109 (Very high) | 0 (Low) | 8 (Low) | 13 (Low) | 0 (Low) | 14 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 5 | 2 |
| 24 | 1 (Low) | 28 (Low) | 7 (Low) | 21 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 63 (High) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 115 (Very high) | 6 (Low) | 2 (Low) | 6 (Low) | 6 | 3 |
| 25 | 1 (Low) | 46 (Medium) | 19 (Low) | 16 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 84 (High) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 89 (High) | 2 (Low) | 0 (Low) | 5 (Low) | 4 | 4 |
| 26 | 0 (Low) | 39 (Medium) | 7 (Low) | 15 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 70 (High) | 1 (Low) | 9 (Low) | 1 (Low) | 0 (Low) | 26 (Medium) | 4 (Low) | 6 (Low) | 15 (Medium) | 1 | 6 |
| 27 | 3 (Low) | 51 (Medium) | 23 (Low) | 16 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 37 (Medium) | 1 (Low) | 15 (Medium) | 2 (Low) | 0 (Low) | 232 (Very high) | 6 (Low) | 0 (Low) | 16 (Medium) | 3 | 6 |
| 28 | 2 (Low) | 44 (Medium) | 14 (Low) | 15 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 45 (Medium) | 0 (Low) | 8 (Low) | 0 (Low) | 1 (Low) | 201 (Very high) | 4 (Low) | 1 (Low) | 20 (Medium) | 1 | 2 |
| 29 | 3 (Low) | 26 (Low) | 28 (Low) | 32 (Medium) | 9 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 34 (Medium) | 0 (Low) | 33 (Medium) | 0 (Low) | 9 (Low) | 354 (Very high) | 12 (Low) | 7 (Low) | 29 (Medium) | 13 | 7 |
| 30 | 13 (Low) | 25 (Low) | 11 (Low) | 71 (High) | 11 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 14 (Low) | 0 (Low) | 11 (Low) | 0 (Low) | 0 (Low) | 1,040 (Very high) | 45 (Medium) | 4 (Low) | 10 (Low) | 7 | 12 |