355 Olive — day 3
290 Grasses — day 3
228 Grasses — day 7
28 Days measured
| Day | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| 1 | — | — | — | — | — |
| 2 | — | — | — | — | — |
| 3 | 5 (Low) | 0 (Low) | 290 (Very high) | 30 (Medium) | 355 (High) |
| 4 | 3 (Low) | 2 (Low) | 57 (Medium) | 10 (Low) | 102 (Medium) |
| 5 | 3 (Low) | 1 (Low) | 73 (Medium) | 11 (Low) | 85 (Medium) |
| 6 | 8 (Low) | 1 (Low) | 212 (Very high) | 36 (Medium) | 86 (Medium) |
| 7 | 10 (Low) | 2 (Low) | 228 (Very high) | 34 (Medium) | 118 (Medium) |
| 8 | 8 (Low) | 0 (Low) | 152 (Very high) | 18 (Low) | 119 (Medium) |
| 9 | 1 (Low) | 3 (Low) | 59 (Medium) | 11 (Low) | 153 (Medium) |
| 10 | 1 (Low) | 0 (Low) | 26 (Low) | 4 (Low) | 130 (Medium) |
| 11 | 3 (Low) | 0 (Low) | 19 (Low) | 6 (Low) | 79 (Medium) |
| 12 | 1 (Low) | 0 (Low) | 57 (Medium) | 3 (Low) | 22 (Low) |
| 13 | 1 (Low) | 0 (Low) | 40 (Medium) | 3 (Low) | 23 (Low) |
| 14 | 1 (Low) | 0 (Low) | 44 (Medium) | 7 (Low) | 25 (Low) |
| 15 | 1 (Low) | 0 (Low) | 38 (Medium) | 5 (Low) | 35 (Low) |
| 16 | 0 (Low) | 0 (Low) | 22 (Low) | 5 (Low) | 55 (Medium) |
| 17 | 1 (Low) | 1 (Low) | 49 (Medium) | 5 (Low) | 57 (Medium) |
| 18 | 0 (Low) | 0 (Low) | 41 (Medium) | 3 (Low) | 22 (Low) |
| 19 | 7 (Low) | 0 (Low) | 168 (Very high) | 0 (Low) | 20 (Low) |
| 20 | 1 (Low) | 1 (Low) | 43 (Medium) | 3 (Low) | 10 (Low) |
| 21 | 2 (Low) | 1 (Low) | 54 (Medium) | 2 (Low) | 18 (Low) |
| 22 | 0 (Low) | 0 (Low) | 10 (Low) | 1 (Low) | 19 (Low) |
| 23 | 0 (Low) | 0 (Low) | 0 (Low) | 1 (Low) | 11 (Low) |
| 24 | 1 (Low) | 0 (Low) | 52 (Medium) | 1 (Low) | 17 (Low) |
| 25 | 1 (Low) | 0 (Low) | 39 (Medium) | 0 (Low) | 9 (Low) |
| 26 | 1 (Low) | 0 (Low) | 66 (Medium) | 0 (Low) | 2 (Low) |
| 27 | 1 (Low) | 0 (Low) | 23 (Low) | 1 (Low) | 11 (Low) |
| 28 | 1 (Low) | 0 (Low) | 34 (Medium) | 1 (Low) | 4 (Low) |
| 29 | 2 (Low) | 0 (Low) | 44 (Medium) | 0 (Low) | 4 (Low) |
| 30 | 1 (Low) | 1 (Low) | 26 (Low) | 2 (Low) | 3 (Low) |