| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 378 (Very high) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) |
| February | 188 (High) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) |
| March | 199 (High) | 1,524 (Very high) | 9 (Low) | 8 (Low) | 0 (Low) |
| April | 57 (Medium) | 398 (Very high) | 45 (Medium) | 57 (High) | 382 (High) |
| May | 29 (Low) | 5 (Low) | 38 (Medium) | 47 (Medium) | 631 (Very high) |
| June | 12 (Low) | 1 (Low) | 44 (Medium) | 149 (Very high) | 5 (Low) |
| July | 1 (Low) | 0 (Low) | 33 (Medium) | 41 (Medium) | 1 (Low) |
| August | 1 (Low) | 0 (Low) | 5 (Low) | 6 (Low) | 0 (Low) |
| September | 4 (Low) | 1 (Low) | 2 (Low) | 1 (Low) | 0 (Low) |
| October | 13 (Low) | 0 (Low) | 4 (Low) | 1 (Low) | 0 (Low) |
| November | 201 (Very high) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) |
| December | 163 (High) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) |