| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 73 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) |
| February | 86 (Medium) | 0 (Low) | 48 (Medium) | 0 (Low) | 0 (Low) |
| March | 22 (Low) | 666 (Very high) | 9 (Low) | 5 (Low) | 4 (Low) |
| April | 49 (Medium) | 24 (Low) | 20 (Low) | 69 (High) | 305 (High) |
| May | 9 (Low) | 0 (Low) | 59 (Medium) | 64 (High) | 277 (High) |
| June | 2 (Low) | 0 (Low) | 58 (Medium) | 55 (High) | 3 (Low) |
| July | 1 (Low) | 0 (Low) | 12 (Low) | 6 (Low) | 0 (Low) |
| August | 2 (Low) | 0 (Low) | 6 (Low) | 5 (Low) | 1 (Low) |
| September | 3 (Low) | 0 (Low) | 3 (Low) | 2 (Low) | 0 (Low) |
| October | 8 (Low) | 0 (Low) | 2 (Low) | 2 (Low) | 0 (Low) |
| November | 14 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) |
| December | 8 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) |