131 Grasses — day 27
108 Oak — day 11
99 Oak — day 26
30 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) | 2 (Low) | 1 (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) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 0 |
| 2 | 1 (Low) | 1 (Low) | 3 (Low) | 5 (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) | 1 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 | 0 |
| 3 | 5 (Low) | 3 (Low) | 5 (Low) | 15 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 9 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 4 | 1 |
| 4 | 3 (Low) | 9 (Low) | 5 (Low) | 28 (Medium) | 5 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 14 (Low) | 0 (Low) | 2 (Low) | 1 (Low) | 1 (Low) | 21 (Medium) | 1 (Low) | 1 (Low) | 0 (Low) | 4 | 1 |
| 5 | 9 (Low) | 5 (Low) | 5 (Low) | 26 (Medium) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 27 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 47 (Medium) | 1 (Low) | 1 (Low) | 1 (Low) | 4 | 0 |
| 6 | 4 (Low) | 11 (Low) | 13 (Low) | 30 (Medium) | 6 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 8 (Low) | 1 (Low) | 0 (Low) | 57 (High) | 2 (Low) | 1 (Low) | 0 (Low) | 7 | 1 |
| 7 | 5 (Low) | 16 (Low) | 18 (Low) | 54 (High) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 1 (Low) | 3 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 5 (Low) | 1 (Low) | 0 (Low) | 71 (High) | 10 (Low) | 3 (Low) | 0 (Low) | 13 | 1 |
| 8 | 0 (Low) | 4 (Low) | 60 (Medium) | 48 (Medium) | 10 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 13 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 1 (Low) | 76 (High) | 10 (Low) | 1 (Low) | 0 (Low) | 13 | 3 |
| 9 | 1 (Low) | 14 (Low) | 39 (Medium) | 54 (High) | 4 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 14 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 1 (Low) | 72 (High) | 15 (Medium) | 1 (Low) | 0 (Low) | 27 | 1 |
| 10 | 0 (Low) | 4 (Low) | 13 (Low) | 19 (Low) | 10 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 10 (Low) | 0 (Low) | 10 (Low) | 84 (High) | 5 (Low) | 1 (Low) | 0 (Low) | 8 | 1 |
| 11 | 0 (Low) | 5 (Low) | 19 (Low) | 41 (Medium) | 2 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 36 (Medium) | 0 (Low) | 23 (Medium) | 108 (Very high) | 6 (Low) | 4 (Low) | 0 (Low) | 7 | 0 |
| 12 | 0 (Low) | 1 (Low) | 25 (Low) | 49 (Medium) | 1 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 1 (Low) | 3 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 29 (Medium) | 0 (Low) | 4 (Low) | 95 (High) | 12 (Low) | 0 (Low) | 0 (Low) | 5 | 0 |
| 13 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| 14 | 1 (Low) | 1 (Low) | 10 (Low) | 5 (Low) | 18 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 32 (Medium) | 2 (Low) | 0 (Low) | 0 (Low) | 2 | 1 |
| 15 | 0 (Low) | 1 (Low) | 6 (Low) | 5 (Low) | 4 (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) | 5 (Low) | 0 (Low) | 0 (Low) | 27 (Medium) | 1 (Low) | 0 (Low) | 0 (Low) | 2 | 0 |
| 16 | 5 (Low) | 9 (Low) | 19 (Low) | 16 (Low) | 5 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 7 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 27 (Medium) | 0 (Low) | 0 (Low) | 51 (High) | 3 (Low) | 1 (Low) | 0 (Low) | 9 | 2 |
| 17 | 0 (Low) | 1 (Low) | 8 (Low) | 7 (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) | 7 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 2 | 1 |
| 18 | 0 (Low) | 9 (Low) | 4 (Low) | 9 (Low) | 1 (Low) | 0 (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) | 9 (Low) | 0 (Low) | 0 (Low) | 30 (Medium) | 2 (Low) | 1 (Low) | 0 (Low) | 6 | 1 |
| 19 | 0 (Low) | 2 (Low) | 9 (Low) | 8 (Low) | 2 (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) | 8 (Low) | 1 (Low) | 0 (Low) | 6 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 5 | 1 |
| 20 | 0 (Low) | 1 (Low) | 17 (Low) | 8 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 12 (Low) | 0 (Low) | 0 (Low) | 8 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 6 | 1 |
| 21 | 1 (Low) | 1 (Low) | 27 (Low) | 14 (Low) | 7 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 18 (Medium) | 0 (Low) | 0 (Low) | 14 (Low) | 4 (Low) | 1 (Low) | 0 (Low) | 7 | 1 |
| 22 | 1 (Low) | 0 (Low) | 30 (Medium) | 15 (Low) | 2 (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) | 20 (Medium) | 0 (Low) | 1 (Low) | 18 (Medium) | 1 (Low) | 0 (Low) | 0 (Low) | 6 | 1 |
| 23 | 13 (Low) | 1 (Low) | 29 (Low) | 28 (Medium) | 2 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 10 (Low) | 1 (Low) | 1 (Low) | 46 (Medium) | 5 (Low) | 1 (Low) | 0 (Low) | 14 | 2 |
| 24 | 13 (Low) | 1 (Low) | 39 (Medium) | 22 (Medium) | 1 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 14 (Low) | 0 (Low) | 1 (Low) | 73 (High) | 7 (Low) | 0 (Low) | 0 (Low) | 7 | 2 |
| 25 | 9 (Low) | 1 (Low) | 42 (Medium) | 15 (Low) | 1 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 0 (Low) | 8 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 17 (Medium) | 0 (Low) | 0 (Low) | 39 (Medium) | 5 (Low) | 1 (Low) | 0 (Low) | 16 | 3 |
| 26 | 10 (Low) | 4 (Low) | 98 (High) | 12 (Low) | 45 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 1 (Low) | 5 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 19 (Medium) | 0 (Low) | 0 (Low) | 99 (High) | 4 (Low) | 3 (Low) | 0 (Low) | 20 | 5 |
| 27 | 2 (Low) | 0 (Low) | 131 (High) | 15 (Low) | 77 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 11 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 16 (Medium) | 0 (Low) | 1 (Low) | 33 (Medium) | 9 (Low) | 0 (Low) | 1 (Low) | 14 | 1 |
| 28 | 0 (Low) | 8 (Low) | 79 (Medium) | 11 (Low) | 29 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 8 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 19 (Medium) | 0 (Low) | 0 (Low) | 47 (Medium) | 9 (Low) | 0 (Low) | 0 (Low) | 8 | 1 |
| 29 | 1 (Low) | 4 (Low) | 52 (Medium) | 15 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 9 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 9 (Low) | 0 (Low) | 1 (Low) | 50 (High) | 5 (Low) | 0 (Low) | 1 (Low) | 12 | 1 |
| 30 | 1 (Low) | 0 (Low) | 14 (Low) | 9 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 18 (Medium) | 2 (Low) | 0 (Low) | 0 (Low) | 4 | 0 |
| 31 | 1 (Low) | 1 (Low) | 16 (Low) | 9 (Low) | 2 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 11 (Low) | 0 (Low) | 1 (Low) | 23 (Medium) | 2 (Low) | 1 (Low) | 1 (Low) | 9 | 2 |