374 Olive — day 20
284 Olive — day 19
237 Olive — day 21
28 Days measured
| Day | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| 1 | 0 (Low) | 0 (Low) | 81 (Medium) | 28 (Medium) | 133 (Medium) |
| 2 | — | — | — | — | — |
| 3 | — | — | — | — | — |
| 4 | 1 (Low) | 0 (Low) | 42 (Medium) | 23 (Medium) | 85 (Medium) |
| 5 | 0 (Low) | 0 (Low) | 15 (Low) | 17 (Low) | 31 (Low) |
| 6 | 0 (Low) | 0 (Low) | 1 (Low) | 6 (Low) | 7 (Low) |
| 7 | 0 (Low) | 2 (Low) | 46 (Medium) | 13 (Low) | 103 (Medium) |
| 8 | 0 (Low) | 1 (Low) | 7 (Low) | 3 (Low) | 52 (Medium) |
| 9 | 0 (Low) | 0 (Low) | 34 (Medium) | 20 (Medium) | 165 (Medium) |
| 10 | 0 (Low) | 0 (Low) | 28 (Low) | 17 (Low) | 93 (Medium) |
| 11 | 0 (Low) | 2 (Low) | 7 (Low) | 12 (Low) | 57 (Medium) |
| 12 | 0 (Low) | 0 (Low) | 31 (Medium) | 25 (Medium) | 32 (Low) |
| 13 | 2 (Low) | 6 (Low) | 26 (Low) | 36 (Medium) | 25 (Low) |
| 14 | 5 (Low) | 1 (Low) | 29 (Low) | 47 (Medium) | 19 (Low) |
| 15 | 0 (Low) | 0 (Low) | 29 (Low) | 53 (High) | 81 (Medium) |
| 16 | 9 (Low) | 3 (Low) | 44 (Medium) | 58 (High) | 55 (Medium) |
| 17 | 10 (Low) | 2 (Low) | 44 (Medium) | 72 (High) | 46 (Low) |
| 18 | 1 (Low) | 1 (Low) | 40 (Medium) | 50 (High) | 70 (Medium) |
| 19 | 2 (Low) | 0 (Low) | 39 (Medium) | 32 (Medium) | 284 (High) |
| 20 | 0 (Low) | 0 (Low) | 40 (Medium) | 18 (Low) | 374 (High) |
| 21 | 0 (Low) | 0 (Low) | 33 (Medium) | 17 (Low) | 237 (High) |
| 22 | 5 (Low) | 1 (Low) | 19 (Low) | 12 (Low) | 104 (Medium) |
| 23 | 0 (Low) | 1 (Low) | 70 (Medium) | 26 (Medium) | 210 (High) |
| 24 | 3 (Low) | 0 (Low) | 30 (Medium) | 32 (Medium) | 135 (Medium) |
| 25 | 2 (Low) | 0 (Low) | 53 (Medium) | 25 (Medium) | 125 (Medium) |
| 26 | 3 (Low) | 0 (Low) | 58 (Medium) | 17 (Low) | 88 (Medium) |
| 27 | 0 (Low) | 0 (Low) | 69 (Medium) | 13 (Low) | 47 (Low) |
| 28 | 0 (Low) | 0 (Low) | 37 (Medium) | 10 (Low) | 30 (Low) |
| 29 | 0 (Low) | 0 (Low) | 22 (Low) | 10 (Low) | 76 (Medium) |
| 30 | 3 (Low) | 1 (Low) | 25 (Low) | 10 (Low) | 73 (Medium) |