If you've accidentally put the wrong items in your bin, Harrow's guidelines point out that the bin crews will not collect bins that are contaminated (i.e., containing the wrong waste type). Unfortunately, if your bin is contaminated, it won’t be collected until the issue is resolved.
Here’s what you can do:
For more details and to report, you can visit: Harrow Bin Collections. Be sure to check what waste goes in which bin type to avoid future issues!