| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 67 (Medium) | 0 (Low) | 5 (Low) | 0 (Low) | 1 (Low) |
| February | 376 (Very high) | 0 (Low) | 7 (Low) | 0 (Low) | 0 (Low) |
| March | 283 (Very high) | 240 (High) | 11 (Low) | 0 (Low) | 0 (Low) |
| April | 30 (Medium) | 1,151 (Very high) | 39 (Medium) | 31 (Medium) | 16 (Low) |
| May | 25 (Low) | 28 (Low) | 107 (High) | 22 (Medium) | 692 (Very high) |
| June | 17 (Low) | 4 (Low) | 36 (Medium) | 7 (Low) | 194 (Medium) |
| July | 1 (Low) | 3 (Low) | 16 (Low) | 2 (Low) | 6 (Low) |
| August | 1 (Low) | 0 (Low) | 5 (Low) | 1 (Low) | 3 (Low) |
| September | 1 (Low) | 1 (Low) | 6 (Low) | 1 (Low) | 2 (Low) |
| October | 16 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) |
| November | 1 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) |
| December | 7 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) |