2,130 London Plane — day 1
1,000 London Plane — day 2
926 London Plane — day 4
30 Days measured
| Day | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| 1 | 9 (Low) | 2,130 (Very high) | 6 (Low) | 3 (Low) | 0 (Low) |
| 2 | 18 (Low) | 1,000 (Very high) | 2 (Low) | 11 (Low) | 0 (Low) |
| 3 | 1 (Low) | 634 (Very high) | 5 (Low) | 4 (Low) | 0 (Low) |
| 4 | 14 (Low) | 926 (Very high) | 2 (Low) | 8 (Low) | 0 (Low) |
| 5 | 4 (Low) | 476 (Very high) | 2 (Low) | 6 (Low) | 0 (Low) |
| 6 | 10 (Low) | 850 (Very high) | 0 (Low) | 10 (Low) | 0 (Low) |
| 7 | 15 (Low) | 811 (Very high) | 2 (Low) | 12 (Low) | 0 (Low) |
| 8 | 5 (Low) | 861 (Very high) | 6 (Low) | 23 (Medium) | 1 (Low) |
| 9 | 4 (Low) | 463 (Very high) | 9 (Low) | 39 (Medium) | 0 (Low) |
| 10 | 2 (Low) | 854 (Very high) | 16 (Low) | 28 (Medium) | 1 (Low) |
| 11 | 4 (Low) | 530 (Very high) | 16 (Low) | 31 (Medium) | 1 (Low) |
| 12 | 18 (Low) | 551 (Very high) | 16 (Low) | 49 (Medium) | 0 (Low) |
| 13 | 1 (Low) | 329 (Very high) | 9 (Low) | 25 (Medium) | 0 (Low) |
| 14 | 1 (Low) | 347 (Very high) | 9 (Low) | 15 (Low) | 0 (Low) |
| 15 | 3 (Low) | 382 (Very high) | 2 (Low) | 18 (Low) | 0 (Low) |
| 16 | 16 (Low) | 289 (High) | 9 (Low) | 13 (Low) | 1 (Low) |
| 17 | 12 (Low) | 125 (High) | 1 (Low) | 11 (Low) | 0 (Low) |
| 18 | 12 (Low) | 127 (High) | 6 (Low) | 3 (Low) | 1 (Low) |
| 19 | 8 (Low) | 185 (High) | 3 (Low) | 10 (Low) | 14 (Low) |
| 20 | 5 (Low) | 176 (High) | 19 (Low) | 36 (Medium) | 12 (Low) |
| 21 | 2 (Low) | 138 (High) | 46 (Medium) | 75 (High) | 202 (High) |
| 22 | 2 (Low) | 43 (Medium) | 19 (Low) | 21 (Medium) | 65 (Medium) |
| 23 | 1 (Low) | 53 (Medium) | 13 (Low) | 30 (Medium) | 3 (Low) |
| 24 | 3 (Low) | 59 (Medium) | 15 (Low) | 10 (Low) | 0 (Low) |
| 25 | 5 (Low) | 16 (Low) | 14 (Low) | 39 (Medium) | 3 (Low) |
| 26 | 2 (Low) | 18 (Low) | 17 (Low) | 40 (Medium) | 6 (Low) |
| 27 | 1 (Low) | 8 (Low) | 18 (Low) | 27 (Medium) | 38 (Low) |
| 28 | 3 (Low) | 9 (Low) | 30 (Medium) | 42 (Medium) | 413 (Very high) |
| 29 | 9 (Low) | 30 (Medium) | 29 (Low) | 53 (High) | 59 (Medium) |
| 30 | 30 (Medium) | 11 (Low) | 11 (Low) | 16 (Low) | 12 (Low) |