| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 1,150 (Very high) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) |
| February | 431 (Very high) | 1 (Low) | 9 (Low) | 0 (Low) | 0 (Low) |
| March | 356 (Very high) | 1 (Low) | 6 (Low) | 1 (Low) | 1 (Low) |
| April | 9 (Low) | 1,230 (Very high) | 12 (Low) | 13 (Low) | 12 (Low) |
| May | 12 (Low) | 29 (Low) | 297 (Very high) | 105 (Very high) | 99 (Medium) |
| June | 25 (Low) | 3 (Low) | 278 (Very high) | 21 (Medium) | 779 (Very high) |
| July | 9 (Low) | 3 (Low) | 124 (High) | 6 (Low) | 70 (Medium) |
| August | 2 (Low) | 2 (Low) | 4 (Low) | 1 (Low) | 3 (Low) |
| September | 2 (Low) | 1 (Low) | 3 (Low) | 1 (Low) | 3 (Low) |
| October | 25 (Low) | 2 (Low) | 2 (Low) | 0 (Low) | 1 (Low) |
| November | 3 (Low) | 3 (Low) | 1 (Low) | 0 (Low) | 1 (Low) |
| December | 42 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) |