| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 361 (Very high) | 1 (Low) | 9 (Low) | 1 (Low) | 0 (Low) |
| February | 774 (Very high) | 0 (Low) | 3 (Low) | 0 (Low) | 0 (Low) |
| March | 650 (Very high) | 1,797 (Very high) | 7 (Low) | 9 (Low) | 0 (Low) |
| April | 60 (Medium) | 1,235 (Very high) | 32 (Medium) | 62 (High) | 244 (High) |
| May | 54 (Medium) | 18 (Low) | 57 (Medium) | 56 (High) | 658 (Very high) |
| June | 26 (Low) | 4 (Low) | 29 (Low) | 141 (Very high) | 4 (Low) |
| July | 5 (Low) | 1 (Low) | 60 (Medium) | 62 (High) | 3 (Low) |
| August | 9 (Low) | 0 (Low) | 8 (Low) | 9 (Low) | 2 (Low) |
| September | 18 (Low) | 19 (Low) | 4 (Low) | 2 (Low) | 1 (Low) |
| October | 18 (Low) | 2 (Low) | 3 (Low) | 1 (Low) | 1 (Low) |
| November | 2,308 (Very high) | 1 (Low) | 1 (Low) | 0 (Low) | 1 (Low) |
| December | 894 (Very high) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) |