| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 1,258 (Very high) | 0 (Low) | 12 (Low) | 0 (Low) | 0 (Low) |
| February | 313 (Very high) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) |
| March | 593 (Very high) | 190 (High) | 13 (Low) | 1 (Low) | 0 (Low) |
| April | 7 (Low) | 1,531 (Very high) | 12 (Low) | 22 (Medium) | 1 (Low) |
| May | 23 (Low) | 18 (Low) | 126 (High) | 29 (Medium) | 37 (Low) |
| June | 31 (Medium) | 0 (Low) | 235 (Very high) | 44 (Medium) | 95 (Medium) |
| July | 6 (Low) | 0 (Low) | 35 (Medium) | 13 (Low) | 5 (Low) |
| August | 4 (Low) | 0 (Low) | 5 (Low) | 6 (Low) | 4 (Low) |
| September | 1 (Low) | 0 (Low) | 4 (Low) | 2 (Low) | 1 (Low) |
| October | 4 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) |
| November | 1 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) |
| December | 6 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) |