| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 311 (Very high) | 0 (Low) | 16 (Low) | 0 (Low) | 0 (Low) |
| February | 451 (Very high) | 0 (Low) | 43 (Medium) | 0 (Low) | 28 (Low) |
| March | 107 (High) | 1,831 (Very high) | 26 (Low) | 9 (Low) | 1 (Low) |
| April | 10 (Low) | 183 (High) | 24 (Low) | 105 (Very high) | 0 (Low) |
| May | 5 (Low) | 1 (Low) | 136 (High) | 109 (Very high) | 194 (Medium) |
| June | 7 (Low) | 0 (Low) | 324 (Very high) | 81 (High) | 122 (Medium) |
| July | 2 (Low) | 0 (Low) | 110 (High) | 10 (Low) | 5 (Low) |
| August | 0 (Low) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) |
| September | 3 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 0 (Low) |
| October | 7 (Low) | 0 (Low) | 1 (Low) | 1 (Low) | 0 (Low) |
| November | 28 (Low) | 1 (Low) | 0 (Low) | 0 (Low) | 0 (Low) |
| December | 128 (High) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) |