| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 383 (Very high) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) |
| February | 176 (High) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) |
| March | 62 (Medium) | 2 (Low) | 8 (Low) | 0 (Low) | 0 (Low) |
| April | 9 (Low) | 945 (Very high) | 31 (Medium) | 19 (Low) | 1 (Low) |
| May | 29 (Low) | 31 (Medium) | 111 (High) | 78 (High) | 89 (Medium) |
| June | 17 (Low) | 12 (Low) | 135 (High) | 32 (Medium) | 407 (Very high) |
| July | 18 (Low) | 6 (Low) | 103 (High) | 8 (Low) | 78 (Medium) |
| August | 3 (Low) | 12 (Low) | 13 (Low) | 4 (Low) | 7 (Low) |
| September | 5 (Low) | 8 (Low) | 10 (Low) | 5 (Low) | 6 (Low) |
| October | 13 (Low) | 3 (Low) | 5 (Low) | 1 (Low) | 2 (Low) |
| November | 3 (Low) | 6 (Low) | 3 (Low) | 0 (Low) | 2 (Low) |
| December | 38 (Medium) | 4 (Low) | 2 (Low) | 0 (Low) | 1 (Low) |