| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 881 (Very high) | 5 (Low) | 15 (Low) | 0 (Low) | 0 (Low) |
| February | 2,096 (Very high) | 2 (Low) | 21 (Low) | 0 (Low) | 0 (Low) |
| March | 793 (Very high) | 7,238 (Very high) | 20 (Low) | 3 (Low) | 0 (Low) |
| April | 46 (Medium) | 773 (Very high) | 9 (Low) | 16 (Low) | 4 (Low) |
| May | 69 (Medium) | 20 (Low) | 113 (High) | 99 (High) | 72 (Medium) |
| June | 15 (Low) | 5 (Low) | 64 (Medium) | 13 (Low) | 166 (Medium) |
| July | 7 (Low) | 7 (Low) | 22 (Low) | 4 (Low) | 12 (Low) |
| August | 2 (Low) | 16 (Low) | 9 (Low) | 4 (Low) | 3 (Low) |
| September | 3 (Low) | 11 (Low) | 8 (Low) | 4 (Low) | 1 (Low) |
| October | 13 (Low) | 4 (Low) | 4 (Low) | 2 (Low) | 1 (Low) |
| November | 4 (Low) | 2 (Low) | 1 (Low) | 1 (Low) | 0 (Low) |
| December | 37 (Medium) | 4 (Low) | 3 (Low) | 0 (Low) | 1 (Low) |