| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 76 (Medium) | 0 (Low) | 8 (Low) | 0 (Low) | 0 (Low) |
| February | 487 (Very high) | 0 (Low) | 8 (Low) | 0 (Low) | 0 (Low) |
| March | 173 (High) | 2,356 (Very high) | 16 (Low) | 2 (Low) | 1 (Low) |
| April | 8 (Low) | 62 (Medium) | 23 (Low) | 41 (Medium) | 1 (Low) |
| May | 2 (Low) | 1 (Low) | 148 (High) | 51 (High) | 55 (Medium) |
| June | 2 (Low) | 0 (Low) | 195 (Very high) | 56 (High) | 113 (Medium) |
| July | 1 (Low) | 0 (Low) | 29 (Low) | 8 (Low) | 4 (Low) |
| August | 1 (Low) | 0 (Low) | 5 (Low) | 3 (Low) | 2 (Low) |
| September | 1 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 1 (Low) |
| October | 5 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 1 (Low) |
| November | 19 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) |
| December | 15 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) |