| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 109 (High) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) |
| February | 266 (Very high) | 0 (Low) | 4 (Low) | 0 (Low) | 0 (Low) |
| March | 157 (High) | 626 (Very high) | 5 (Low) | 1 (Low) | 0 (Low) |
| April | 5 (Low) | 525 (Very high) | 5 (Low) | 5 (Low) | 0 (Low) |
| May | 8 (Low) | 15 (Low) | 79 (Medium) | 29 (Medium) | 73 (Medium) |
| June | 3 (Low) | 1 (Low) | 31 (Medium) | 9 (Low) | 101 (Medium) |
| July | 1 (Low) | 2 (Low) | 5 (Low) | 1 (Low) | 2 (Low) |
| August | 0 (Low) | 3 (Low) | 2 (Low) | 2 (Low) | 2 (Low) |
| September | 1 (Low) | 1 (Low) | 2 (Low) | 1 (Low) | 1 (Low) |
| October | 1 (Low) | 20 (Low) | 1 (Low) | 0 (Low) | 1 (Low) |
| November | 3 (Low) | 27 (Low) | 1 (Low) | 1 (Low) | 1 (Low) |
| December | 13 (Low) | 2 (Low) | 3 (Low) | 0 (Low) | 0 (Low) |