977 London Plane — day 17
750 London Plane — day 18
655 London Plane — day 15
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/Am | Oak | Sorrel | Willow | Nettle | Other | Unidentified |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 7 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 34 | 0 | 1 | 0 | 1 | 1 | 9 | 5 |
| 2 | 1 | 1 | 4 | 1 | 0 | 0 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 32 | 0 | 0 | 1 | 4 | 0 | 5 | 3 |
| 3 | 1 | 1 | 5 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 3 | 0 | 1 | 2 | 2 | 1 | 0 | 1 |
| 4 | 2 | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 33 | 0 | 3 | 0 | 1 | 3 | 1 | 3 |
| 5 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 25 | 0 | 1 | 0 | 4 | 1 | 4 | 4 |
| 6 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 13 | 0 | 2 | 0 | 0 | 1 | 0 | 2 |
| 7 | 1 | 1 | 6 | 1 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 4 | 18 | 0 | 2 | 1 | 1 | 1 | 5 | 2 |
| 8 | 3 | 1 | 6 | 3 | 0 | 0 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 32 | 0 | 6 | 1 | 6 | 3 | 5 | 4 |
| 9 | 5 | 2 | 3 | 3 | 0 | 9 | 0 | 0 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 34 | 0 | 3 | 1 | 24 | 12 | 5 | 4 |
| 10 | 2 | 1 | 3 | 0 | 0 | 3 | 0 | 0 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 2 | 42 | 0 | 2 | 3 | 2 | 7 | 4 | 4 |
| 11 | 2 | 4 | 6 | 2 | 0 | 11 | 0 | 0 | 8 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 2 | 44 | 0 | 3 | 1 | 5 | 4 | 6 | 6 |
| 12 | 3 | 2 | 4 | 1 | 0 | 1 | 0 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 0 | 2 | 20 | 0 | 12 | 3 | 4 | 4 | 1 | 6 |
| 13 | 1 | 44 | 3 | 1 | 2 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 3 | 17 | 0 | 1 | 2 | 3 | 11 | 2 | 6 |
| 14 | 3 | 279 | 10 | 5 | 1 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 12 | 31 | 3 | 1 | 1 | 3 | 27 | 3 | 5 |
| 15 | 5 | 655 | 9 | 15 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 5 | 0 | 2 | 2 | 0 | 6 | 11 | 2 | 25 | 12 | 3 | 31 | 10 | 11 |
| 16 | 2 | 486 | 15 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 3 | 3 | 0 | 6 | 13 | 0 | 57 | 9 | 7 | 19 | 11 | 9 |
| 17 | 5 | 977 | 10 | 11 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 0 | 2 | 5 | 0 | 5 | 3 | 1 | 20 | 5 | 3 | 18 | 6 | 4 |
| 18 | 3 | 750 | 14 | 25 | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 0 | 3 | 9 | 0 | 15 | 11 | 1 | 115 | 12 | 4 | 18 | 12 | 11 |
| 19 | 13 | 96 | 10 | 16 | 1 | 3 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 3 | 7 | 0 | 6 | 13 | 0 | 26 | 3 | 28 | 11 | 11 | 9 |
| 20 | 3 | 40 | 5 | 10 | 0 | 4 | 0 | 0 | 1 | 0 | 1 | 0 | 0 | 1 | 0 | 1 | 1 | 0 | 4 | 4 | 0 | 3 | 2 | 4 | 10 | 11 | 3 |
| 21 | 2 | 99 | 8 | 7 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 14 | 0 | 2 | 4 | 0 | 10 | 0 | 2 | 2 | 7 | 7 |
| 22 | 4 | 24 | 12 | 20 | 0 | 4 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 1 | 2 | 0 | 0 | 7 | 0 | 7 | 1 | 8 | 8 | 15 | 3 |
| 23 | 8 | 28 | 8 | 17 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4 | 0 | 2 | 1 | 0 | 6 | 3 | 5 | 13 | 16 | 7 |
| 24 | 10 | 50 | 6 | 18 | 1 | 2 | 0 | 0 | 1 | 0 | 3 | 0 | 0 | 0 | 0 | 3 | 8 | 0 | 5 | 4 | 1 | 23 | 1 | 6 | 16 | 13 | 6 |
| 25 | 0 | 31 | 15 | 31 | 0 | 2 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 0 | 0 | 7 | 8 | 0 | 6 | 7 | 1 | 36 | 5 | 8 | 4 | 13 | 13 |
| 26 | 1 | 58 | 4 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 13 | 0 | 1 | 0 | 0 | 10 | 2 | 1 | 2 | 6 | 4 |
| 27 | 3 | 30 | 4 | 4 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 3 | 0 | 1 | 1 | 0 | 28 | 2 | 0 | 1 | 4 | 4 |
| 28 | 1 | 3 | 2 | 4 | 1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 4 | 1 | 2 | 0 | 5 | 4 |
| 29 | 5 | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 0 | 1 | 0 | 0 | 3 | 0 | 1 | 0 | 7 | 2 |
| 30 | 0 | 12 | 2 | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 1 | 0 | 1 | 7 | 1 | 0 | 1 | 6 | 3 |