| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 197 (High) | 0 (Low) | 17 (Low) | 0 (Low) | 0 (Low) |
| February | 191 (High) | 0 (Low) | 12 (Low) | 0 (Low) | 0 (Low) |
| March | 51 (Medium) | 3,151 (Very high) | 11 (Low) | 19 (Low) | 4 (Low) |
| April | 9 (Low) | 587 (Very high) | 18 (Low) | 3 (Low) | 10 (Low) |
| May | 3 (Low) | 9 (Low) | 46 (Medium) | 16 (Low) | 205 (High) |
| June | 1 (Low) | 0 (Low) | 27 (Low) | 5 (Low) | 94 (Medium) |
| July | 1 (Low) | 2 (Low) | 5 (Low) | 5 (Low) | 1 (Low) |
| August | — | — | — | — | — |
| September | 1 (Low) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) |
| October | 10 (Low) | 0 (Low) | 6 (Low) | 0 (Low) | 1 (Low) |
| November | 15 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 2 (Low) |
| December | 3 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) |