| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 1,106 (Very high) | 4 (Low) | 8 (Low) | 0 (Low) | 0 (Low) |
| February | 282 (Very high) | 0 (Low) | 13 (Low) | 1 (Low) | 0 (Low) |
| March | 147 (High) | 30 (Medium) | 6 (Low) | 4 (Low) | 0 (Low) |
| April | 16 (Low) | 919 (Very high) | 17 (Low) | 23 (Medium) | 4 (Low) |
| May | 22 (Low) | 57 (Medium) | 302 (Very high) | 111 (Very high) | 130 (Medium) |
| June | 73 (Medium) | 17 (Low) | 251 (Very high) | 28 (Medium) | 572 (Very high) |
| July | 29 (Low) | 19 (Low) | 68 (Medium) | 11 (Low) | 96 (Medium) |
| August | 1 (Low) | 12 (Low) | 10 (Low) | 3 (Low) | 14 (Low) |
| September | — | — | — | — | — |
| October | 3 (Low) | 1 (Low) | 1 (Low) | 1 (Low) | 1 (Low) |
| November | 6 (Low) | 8 (Low) | 2 (Low) | 2 (Low) | 1 (Low) |
| December | 42 (Medium) | 4 (Low) | 3 (Low) | 1 (Low) | 2 (Low) |