| Month | Cypress/Yew | London Plane | Grasses | Plantain | Olive |
|---|---|---|---|---|---|
| January | 830 (Very high) | 1 (Low) | 8 (Low) | 1 (Low) | 0 (Low) |
| February | 1,656 (Very high) | 2 (Low) | 12 (Low) | 0 (Low) | 0 (Low) |
| March | 527 (Very high) | 5,494 (Very high) | 16 (Low) | 2 (Low) | 0 (Low) |
| April | 65 (Medium) | 3,086 (Very high) | 8 (Low) | 13 (Low) | 3 (Low) |
| May | 80 (Medium) | 97 (Medium) | 109 (High) | 62 (High) | 57 (Medium) |
| June | 58 (Medium) | 11 (Low) | 63 (Medium) | 13 (Low) | 122 (Medium) |
| July | 5 (Low) | 4 (Low) | 10 (Low) | 4 (Low) | 8 (Low) |
| August | 4 (Low) | 7 (Low) | 6 (Low) | 2 (Low) | 2 (Low) |
| September | 5 (Low) | 3 (Low) | 5 (Low) | 2 (Low) | 1 (Low) |
| October | 18 (Low) | 4 (Low) | 2 (Low) | 3 (Low) | 0 (Low) |
| November | 3 (Low) | 2 (Low) | 1 (Low) | 1 (Low) | 0 (Low) |
| December | 4 (Low) | 0 (Low) | 1 (Low) | 0 (Low) | 0 (Low) |