Spraying is dependent on good weather conditions and can't take place during high winds or wet weather.
It takes two weeks for weeds to start dying off after they are sprayed.
| Ward | Start (2025) | Completed | Status | |
|---|---|---|---|---|
| 1 | Bromborough | 25 March | 27 March | |
| 2 | Eastham | 1 April | 3 April | |
| 3 | Hoylake and Meols | 4 April | 9 April | |
| 4 | West Kirby and Thurstaston | 10 April | 14 April | |
| 5 | Greasby, Frankby and Irby | 15 April | 25 April | 1 day rain, Easter Bank Holiday |
| 6 | Clatterbridge | 30 April | 2 May | |
| 7 | Pensby and Thingwall | 2 May | 3 May | Bank Holiday |
| 8 | Heswall | 3 May | 6 May | |
| 9 | Birkenhead and Tranmere | 7 May | 14 May | |
| 10 | Seacombe | 8 May | 16 May | |
| 11 | Liscard | 8 May | 19 May | |
| 12 | New Brighton | 14 May | 21 May | |
| 13 | Wallasey | 19 May | 27 May | Bank Holiday |
| 14 | Leasowe and Moreton East | 20 May | 28 May | Rain affected 1 day |
| 15 | Moreton West and Saughall Massie | 27 May | 29 May | |
| 16 | Bidston and St James | 28 May | 12 June | 1 day rain |
| 17 | Upton | 6 June | 16 June | |
| 18 | Claughton | 6 June | 12 June | |
| 19 | Oxton | 13 June | 19 June | |
| 20 | Prenton | 16 June | 23 June | |
| 21 | Rock Ferry | 20 June | In progress | |
| 22 | Bebington | 24 June | In progress |