Question: what to do if there are rats in the garden?
Answer: Peppermint oil. Rats hate the smell of peppermint oil, so it's an effective way to drive them away. ...  Catnip. Get some catnip from a garden centre and plant it in several spots around the garden. ...  Keep your garden clean. ...  Remove food and water sources. ...  Soil netting. ...  Sealing gaps.