398 London Plane — day 1
382 Olive — day 28
239 London Plane — day 10
30 Days measured
| Day | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| 1 | 9 (Low) | 398 (Very high) | 1 (Low) | 3 (Low) | 0 (Low) |
| 2 | 3 (Low) | 138 (High) | 1 (Low) | 3 (Low) | 0 (Low) |
| 3 | 3 (Low) | 218 (High) | 1 (Low) | 8 (Low) | 0 (Low) |
| 4 | 21 (Low) | 189 (High) | 6 (Low) | 4 (Low) | 0 (Low) |
| 5 | 3 (Low) | 89 (Medium) | 2 (Low) | 6 (Low) | 0 (Low) |
| 6 | 5 (Low) | 164 (High) | 3 (Low) | 9 (Low) | 0 (Low) |
| 7 | 5 (Low) | 196 (High) | 4 (Low) | 12 (Low) | 0 (Low) |
| 8 | 3 (Low) | 213 (High) | 9 (Low) | 17 (Low) | 0 (Low) |
| 9 | 3 (Low) | 139 (High) | 7 (Low) | 17 (Low) | 0 (Low) |
| 10 | 5 (Low) | 239 (High) | 5 (Low) | 13 (Low) | 0 (Low) |
| 11 | 6 (Low) | 172 (High) | 10 (Low) | 39 (Medium) | 0 (Low) |
| 12 | 5 (Low) | 150 (High) | 5 (Low) | 16 (Low) | 0 (Low) |
| 13 | 1 (Low) | 64 (Medium) | 1 (Low) | 9 (Low) | 0 (Low) |
| 14 | 8 (Low) | 128 (High) | 2 (Low) | 11 (Low) | 0 (Low) |
| 15 | 8 (Low) | 35 (Medium) | 2 (Low) | 11 (Low) | 0 (Low) |
| 16 | 14 (Low) | 31 (Medium) | 4 (Low) | 9 (Low) | 0 (Low) |
| 17 | 32 (Medium) | 23 (Low) | 4 (Low) | 14 (Low) | 0 (Low) |
| 18 | 8 (Low) | 38 (Medium) | 4 (Low) | 13 (Low) | 1 (Low) |
| 19 | 7 (Low) | 14 (Low) | 4 (Low) | 9 (Low) | 1 (Low) |
| 20 | 5 (Low) | 31 (Medium) | 14 (Low) | 39 (Medium) | 22 (Low) |
| 21 | 6 (Low) | 24 (Low) | 45 (Medium) | 57 (High) | 225 (High) |
| 22 | 2 (Low) | 14 (Low) | 7 (Low) | 15 (Low) | 39 (Low) |
| 23 | 3 (Low) | 1 (Low) | 1 (Low) | 15 (Low) | 0 (Low) |
| 24 | 6 (Low) | 2 (Low) | 12 (Low) | 15 (Low) | 0 (Low) |
| 25 | 13 (Low) | 3 (Low) | 24 (Low) | 24 (Medium) | 0 (Low) |
| 26 | 10 (Low) | 5 (Low) | 13 (Low) | 20 (Medium) | 0 (Low) |
| 27 | 2 (Low) | 0 (Low) | 32 (Medium) | 42 (Medium) | 42 (Low) |
| 28 | 5 (Low) | 0 (Low) | 43 (Medium) | 57 (High) | 382 (High) |
| 29 | 20 (Low) | 9 (Low) | 36 (Medium) | 51 (High) | 97 (Medium) |
| 30 | 57 (Medium) | 1 (Low) | 15 (Low) | 23 (Medium) | 16 (Low) |