| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 282 (Very high) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) |
| February | 146 (High) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) |
| March | 97 (High) | 537 (Very high) | 6 (Low) | 1 (Low) | 0 (Low) |
| April | 5 (Low) | 1,126 (Very high) | 6 (Low) | 6 (Low) | 2 (Low) |
| May | 8 (Low) | 2 (Low) | 124 (High) | 18 (Low) | 107 (Medium) |
| June | 3 (Low) | 1 (Low) | 77 (Medium) | 4 (Low) | 92 (Medium) |
| July | 1 (Low) | 1 (Low) | 4 (Low) | 1 (Low) | 2 (Low) |
| August | 0 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 1 (Low) |
| September | 0 (Low) | 0 (Low) | 2 (Low) | 1 (Low) | 1 (Low) |
| October | 4 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 1 (Low) |
| November | 4 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 1 (Low) |
| December | 15 (Low) | 0 (Low) | 2 (Low) | 0 (Low) | 2 (Low) |