| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 555 (Very high) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) |
| February | 645 (Very high) | 0 (Low) | 13 (Low) | 0 (Low) | 0 (Low) |
| March | 210 (Very high) | 387 (Very high) | 17 (Low) | 8 (Low) | 0 (Low) |
| April | 22 (Low) | 35 (Medium) | 25 (Low) | 89 (High) | 1 (Low) |
| May | 16 (Low) | 0 (Low) | 164 (Very high) | 73 (High) | 241 (High) |
| June | 17 (Low) | 0 (Low) | 391 (Very high) | 64 (High) | 222 (High) |
| July | 2 (Low) | 0 (Low) | 85 (High) | 6 (Low) | 15 (Low) |
| August | 1 (Low) | 0 (Low) | 9 (Low) | 1 (Low) | 1 (Low) |
| September | 2 (Low) | 0 (Low) | 8 (Low) | 1 (Low) | 0 (Low) |
| October | 12 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) |
| November | 46 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) |
| December | 111 (High) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) |