1,765 Oak — day 5
1,568 Oak — day 4
1,171 Oak — day 12
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) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 29 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 76 (High) | 2 (Low) | 0 (Low) | 0 (Low) | 1 | 0 |
| 2 | 0 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 85 (High) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 14 (Low) | 0 (Low) | 0 (Low) | 686 (Very high) | 7 (Low) | 0 (Low) | 2 (Low) | 0 | 0 |
| 3 | 1 (Low) | 0 (Low) | 12 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 13 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 11 (Low) | 0 (Low) | 16 (Medium) | 0 (Low) | 0 (Low) | 911 (Very high) | 3 (Low) | 0 (Low) | 15 (Medium) | 2 | 0 |
| 4 | 3 (Low) | 0 (Low) | 20 (Low) | 6 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 28 (Medium) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 21 (Medium) | 0 (Low) | 0 (Low) | 1,568 (Very high) | 10 (Low) | 1 (Low) | 7 (Low) | 4 | 0 |
| 5 | 2 (Low) | 0 (Low) | 32 (Medium) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 24 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 13 (Low) | 0 (Low) | 0 (Low) | 1,765 (Very high) | 14 (Low) | 0 (Low) | 3 (Low) | 7 | 0 |
| 6 | 2 (Low) | 0 (Low) | 14 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 190 (Very high) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 57 (High) | 0 (Low) | 0 (Low) | 1,057 (Very high) | 11 (Low) | 0 (Low) | 0 (Low) | 167 | 0 |
| 7 | 2 (Low) | 0 (Low) | 15 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 77 (High) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 32 (Medium) | 0 (Low) | 4 (Low) | 259 (Very high) | 24 (Medium) | 0 (Low) | 0 (Low) | 32 | 0 |
| 8 | 0 (Low) | 0 (Low) | 11 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 46 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 14 (Low) | 0 (Low) | 2 (Low) | 168 (Very high) | 8 (Low) | 1 (Low) | 0 (Low) | 4 | 0 |
| 9 | 1 (Low) | 0 (Low) | 31 (Medium) | 10 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 21 (Medium) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 369 (Very high) | 15 (Medium) | 1 (Low) | 1 (Low) | 0 | 1 |
| 10 | 7 (Low) | 0 (Low) | 25 (Low) | 9 (Low) | 10 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 31 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 17 (Medium) | 0 (Low) | 1 (Low) | 1,073 (Very high) | 14 (Low) | 0 (Low) | 2 (Low) | 3 | 0 |
| 11 | 2 (Low) | 0 (Low) | 15 (Low) | 10 (Low) | 5 (Low) | 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) | 11 (Low) | 0 (Low) | 1 (Low) | 598 (Very high) | 12 (Low) | 0 (Low) | 3 (Low) | 1 | 0 |
| 12 | 7 (Low) | 0 (Low) | 31 (Medium) | 4 (Low) | 8 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 50 (High) | 0 (Low) | 0 (Low) | 1,171 (Very high) | 16 (Medium) | 0 (Low) | 0 (Low) | 6 | 0 |
| 13 | 2 (Low) | 0 (Low) | 16 (Low) | 15 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 189 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 45 (Medium) | 0 (Low) | 0 (Low) | 454 (Very high) | 18 (Medium) | 0 (Low) | 0 (Low) | 8 | 0 |
| 14 | 0 (Low) | 1 (Low) | 19 (Low) | 9 (Low) | 11 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 102 (Very high) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 46 (Medium) | 0 (Low) | 0 (Low) | 150 (Very high) | 12 (Low) | 0 (Low) | 0 (Low) | 7 | 0 |
| 15 | 10 (Low) | 0 (Low) | 18 (Low) | 8 (Low) | 4 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 24 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 8 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 116 (Very high) | 0 (Low) | 0 (Low) | 237 (Very high) | 20 (Medium) | 2 (Low) | 0 (Low) | 0 | 0 |
| 16 | 3 (Low) | 0 (Low) | 17 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 40 (Medium) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 38 (Medium) | 0 (Low) | 0 (Low) | 67 (High) | 11 (Low) | 0 (Low) | 0 (Low) | 3 | 0 |
| 17 | 2 (Low) | 0 (Low) | 36 (Medium) | 7 (Low) | 75 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 24 (Medium) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 43 (Medium) | 0 (Low) | 0 (Low) | 111 (Very high) | 14 (Low) | 1 (Low) | 2 (Low) | 1 | 1 |
| 18 | 3 (Low) | 0 (Low) | 38 (Medium) | 15 (Low) | 12 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 26 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 122 (Very high) | 0 (Low) | 3 (Low) | 158 (Very high) | 17 (Medium) | 0 (Low) | 3 (Low) | 2 | 1 |
| 19 | 2 (Low) | 0 (Low) | 17 (Low) | 10 (Low) | 2 (Low) | 0 (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) | 45 (Medium) | 0 (Low) | 0 (Low) | 140 (Very high) | 12 (Low) | 0 (Low) | 0 (Low) | 1 | 0 |
| 20 | 1 (Low) | 0 (Low) | 13 (Low) | 7 (Low) | 7 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 17 (Medium) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 72 (High) | 0 (Low) | 0 (Low) | 35 (Medium) | 28 (Medium) | 0 (Low) | 0 (Low) | 2 | 0 |
| 21 | 0 (Low) | 0 (Low) | 33 (Medium) | 10 (Low) | 12 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 44 (Medium) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 187 (Very high) | 0 (Low) | 1 (Low) | 43 (Medium) | 13 (Low) | 0 (Low) | 0 (Low) | 1 | 0 |
| 22 | 0 (Low) | 0 (Low) | 70 (Medium) | 42 (Medium) | 7 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 94 (High) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 295 (Very high) | 0 (Low) | 0 (Low) | 102 (Very high) | 52 (High) | 0 (Low) | 0 (Low) | 1 | 1 |
| 23 | 2 (Low) | 0 (Low) | 43 (Medium) | 8 (Low) | 11 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 130 (Very high) | 0 (Low) | 1 (Low) | 66 (High) | 16 (Medium) | 0 (Low) | 1 (Low) | 3 | 2 |
| 24 | 4 (Low) | 0 (Low) | 42 (Medium) | 16 (Low) | 11 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 147 (Very high) | 0 (Low) | 0 (Low) | 96 (High) | 54 (High) | 0 (Low) | 2 (Low) | 8 | 1 |
| 25 | 12 (Low) | 0 (Low) | 91 (High) | 17 (Low) | 193 (Medium) | 0 (Low) | 7 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 155 (Very high) | 0 (Low) | 3 (Low) | 109 (Very high) | 27 (Medium) | 0 (Low) | 3 (Low) | 3 | 5 |
| 26 | 17 (Low) | 0 (Low) | 171 (Very high) | 33 (Medium) | 158 (Medium) | 0 (Low) | 11 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 401 (Very high) | 0 (Low) | 2 (Low) | 91 (High) | 47 (Medium) | 0 (Low) | 1 (Low) | 8 | 3 |
| 27 | 0 (Low) | 0 (Low) | 14 (Low) | 2 (Low) | 6 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 21 (Medium) | 0 (Low) | 0 (Low) | 18 (Medium) | 7 (Low) | 0 (Low) | 0 (Low) | 3 | 0 |
| 28 | 0 (Low) | 0 (Low) | 28 (Low) | 6 (Low) | 15 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 77 (High) | 0 (Low) | 0 (Low) | 12 (Low) | 14 (Low) | 0 (Low) | 0 (Low) | 3 | 0 |
| 29 | 2 (Low) | 0 (Low) | 74 (Medium) | 7 (Low) | 53 (Medium) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) | 2 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 30 (Medium) | 0 (Low) | 2 (Low) | 15 (Medium) | 18 (Medium) | 0 (Low) | 0 (Low) | 3 | 2 |
| 30 | 0 (Low) | 0 (Low) | 63 (Medium) | 9 (Low) | 45 (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) | 21 (Medium) | 0 (Low) | 1 (Low) | 22 (Medium) | 9 (Low) | 0 (Low) | 1 (Low) | 4 | 1 |
| 31 | 1 (Low) | 0 (Low) | 36 (Medium) | 6 (Low) | 20 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 0 (Low) | 125 (Very high) | 0 (Low) | 0 (Low) | 14 (Low) | 20 (Medium) | 0 (Low) | 1 (Low) | 6 | 3 |