| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 886 (Very high) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) |
| February | 2,061 (Very high) | 0 (Low) | 12 (Low) | 0 (Low) | 0 (Low) |
| March | 720 (Very high) | 840 (Very high) | 16 (Low) | 1 (Low) | 0 (Low) |
| April | 54 (Medium) | 392 (Very high) | 9 (Low) | 9 (Low) | 5 (Low) |
| May | 79 (Medium) | 7 (Low) | 223 (Very high) | 73 (High) | 165 (Medium) |
| June | 102 (High) | 22 (Low) | 120 (High) | 19 (Low) | 169 (Medium) |
| July | 5 (Low) | 0 (Low) | 15 (Low) | 4 (Low) | 7 (Low) |
| August | 2 (Low) | 1 (Low) | 4 (Low) | 1 (Low) | 2 (Low) |
| September | 4 (Low) | 0 (Low) | 6 (Low) | 1 (Low) | 2 (Low) |
| October | 36 (Medium) | 0 (Low) | 3 (Low) | 3 (Low) | 0 (Low) |
| November | 3 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) |
| December | 47 (Medium) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) |