119 Olive — day 1
71 Olive — day 2
64 Grasses — day 21
30 Days measured
| Day | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| 1 | 1 (Low) | 0 (Low) | 18 (Low) | 23 (Medium) | 119 (Medium) |
| 2 | 1 (Low) | 0 (Low) | 15 (Low) | 11 (Low) | 71 (Medium) |
| 3 | 3 (Low) | 0 (Low) | 48 (Medium) | 31 (Medium) | 39 (Low) |
| 4 | 2 (Low) | 0 (Low) | 42 (Medium) | 32 (Medium) | 22 (Low) |
| 5 | 7 (Low) | 0 (Low) | 38 (Medium) | 23 (Medium) | 5 (Low) |
| 6 | 9 (Low) | 0 (Low) | 51 (Medium) | 13 (Low) | 14 (Low) |
| 7 | 9 (Low) | 0 (Low) | 63 (Medium) | 18 (Low) | 6 (Low) |
| 8 | 5 (Low) | 0 (Low) | 28 (Low) | 9 (Low) | 48 (Low) |
| 9 | 21 (Low) | 0 (Low) | 37 (Medium) | 17 (Low) | 18 (Low) |
| 10 | 5 (Low) | 0 (Low) | 29 (Low) | 11 (Low) | 18 (Low) |
| 11 | 6 (Low) | 0 (Low) | 49 (Medium) | 9 (Low) | 18 (Low) |
| 12 | 9 (Low) | 0 (Low) | 63 (Medium) | 8 (Low) | 12 (Low) |
| 13 | 2 (Low) | 0 (Low) | 32 (Medium) | 5 (Low) | 4 (Low) |
| 14 | 4 (Low) | 0 (Low) | 13 (Low) | 4 (Low) | 2 (Low) |
| 15 | 5 (Low) | 0 (Low) | 24 (Low) | 9 (Low) | 6 (Low) |
| 16 | 6 (Low) | 0 (Low) | 48 (Medium) | 8 (Low) | 6 (Low) |
| 17 | 8 (Low) | 0 (Low) | 40 (Medium) | 10 (Low) | 8 (Low) |
| 18 | 1 (Low) | 0 (Low) | 19 (Low) | 5 (Low) | 9 (Low) |
| 19 | 1 (Low) | 0 (Low) | 38 (Medium) | 15 (Low) | 4 (Low) |
| 20 | 2 (Low) | 0 (Low) | 36 (Medium) | 9 (Low) | 3 (Low) |
| 21 | 0 (Low) | 0 (Low) | 64 (Medium) | 12 (Low) | 4 (Low) |
| 22 | 8 (Low) | 0 (Low) | 64 (Medium) | 6 (Low) | 2 (Low) |
| 23 | 3 (Low) | 0 (Low) | 17 (Low) | 4 (Low) | 2 (Low) |
| 24 | 3 (Low) | 0 (Low) | 5 (Low) | 2 (Low) | 5 (Low) |
| 25 | 1 (Low) | 0 (Low) | 47 (Medium) | 3 (Low) | 15 (Low) |
| 26 | 1 (Low) | 0 (Low) | 62 (Medium) | 1 (Low) | 7 (Low) |
| 27 | 1 (Low) | 0 (Low) | 4 (Low) | 1 (Low) | 1 (Low) |
| 28 | 1 (Low) | 0 (Low) | 12 (Low) | 3 (Low) | 2 (Low) |
| 29 | 0 (Low) | 0 (Low) | 0 (Low) | 3 (Low) | 4 (Low) |
| 30 | 0 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 4 (Low) |