Next, drop in two or three shiny 1p or 2p coins. Make sure they settle towards the bottom so they catch the light properly, then seal the bag tightly to prevent any leaks.

Copper coins The expert suggested: "Scattering 1p and 2p coins around your outdoor area, on the table and in plant pots, to deter these pests. "Alternatively, you could pop a copper coin into a ...