| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 73 (Medium) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) |
| February | 62 (Medium) | 0 (Low) | 2 (Low) | 0 (Low) | 0 (Low) |
| March | 39 (Medium) | 172 (High) | 2 (Low) | 1 (Low) | 0 (Low) |
| April | 1 (Low) | 279 (High) | 3 (Low) | 50 (High) | 4 (Low) |
| May | 4 (Low) | 20 (Low) | 308 (Very high) | 23 (Medium) | 282 (High) |
| June | 1 (Low) | 3 (Low) | 46 (Medium) | 4 (Low) | 97 (Medium) |
| July | 1 (Low) | 0 (Low) | 6 (Low) | 1 (Low) | 6 (Low) |
| August | 1 (Low) | 0 (Low) | 2 (Low) | 1 (Low) | 2 (Low) |
| September | 1 (Low) | 0 (Low) | 4 (Low) | 1 (Low) | 24 (Low) |
| October | 8 (Low) | 0 (Low) | 3 (Low) | 0 (Low) | 1 (Low) |
| November | 12 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 2 (Low) |
| December | 350 (Very high) | 0 (Low) | 5 (Low) | 0 (Low) | 0 (Low) |