House flies are general feeders, which mean they will eat everything from food to animal and human fecal matter. Because of their sponging mouths, they only feed on liquids, which means they must liquefy food through regurgitation. They are attracted to a variety of substances such as: Overripe fruit and vegetables.

What do I feed a fly?

Feed your fly foods high in sugar.

Flies will eat almost anything, but they especially love sugar, and liquids are preferable, though they can make foods liquid to drink. You can try bits of fruit (except citrus), syrup, and even straight sugar.

Do house flies eat plants?

Those flies are an annoyance but don't harm or feed on plants. Flies that make a five-course meal out of a garden, however, include whiteflies, fruit flies, bulb flies and fungus gnats. ... Their feeding can result in plants having poor or stunted growth, loss of vigor, wilted or discolored leaves and reduced crops.