| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 1,721 (Very high) | 1 (Low) | 8 (Low) | 0 (Low) | 0 (Low) |
| February | 1,105 (Very high) | 1 (Low) | 22 (Low) | 1 (Low) | 2 (Low) |
| March | 2,060 (Very high) | 6,656 (Very high) | 20 (Low) | 11 (Low) | 0 (Low) |
| April | 36 (Medium) | 1,163 (Very high) | 27 (Low) | 30 (Medium) | 74 (Medium) |
| May | 38 (Medium) | 18 (Low) | 135 (High) | 48 (Medium) | 551 (Very high) |
| June | 13 (Low) | 8 (Low) | 46 (Medium) | 18 (Low) | 73 (Medium) |
| July | 2 (Low) | 7 (Low) | 6 (Low) | 4 (Low) | 2 (Low) |
| August | 2 (Low) | 1 (Low) | 2 (Low) | 1 (Low) | 1 (Low) |
| September | 3 (Low) | 6 (Low) | 3 (Low) | 4 (Low) | 2 (Low) |
| October | 12 (Low) | 3 (Low) | 3 (Low) | 2 (Low) | 1 (Low) |
| November | 10 (Low) | 3 (Low) | 1 (Low) | 1 (Low) | 1 (Low) |
| December | 44 (Medium) | 2 (Low) | 1 (Low) | 1 (Low) | 1 (Low) |