| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 92 (High) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) |
| February | 131 (High) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) |
| March | 179 (High) | 5 (Low) | 13 (Low) | 1 (Low) | 0 (Low) |
| April | 23 (Low) | 494 (Very high) | 20 (Low) | 27 (Medium) | 33 (Low) |
| May | 75 (Medium) | 18 (Low) | 344 (Very high) | 36 (Medium) | 268 (High) |
| June | 29 (Low) | 4 (Low) | 173 (Very high) | 22 (Medium) | 404 (Very high) |
| July | 1 (Low) | 0 (Low) | 13 (Low) | 5 (Low) | 1 (Low) |
| August | 1 (Low) | 0 (Low) | 9 (Low) | 2 (Low) | 1 (Low) |
| September | 1 (Low) | 0 (Low) | 2 (Low) | 1 (Low) | 2 (Low) |
| October | 18 (Low) | 0 (Low) | 3 (Low) | 1 (Low) | 1 (Low) |
| November | 69 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) |
| December | 42 (Medium) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) |