Fleas are a year-round problem in the South, both indoors and out. “They’re carried into your yard by wildlife such as squirrels, raccoons, opossums, mice, and deer,” says Eric Benson, PhD, professor ...

Vinegar is not an effective flea killer but can be diluted to use as a repellent. Regular pet, yard, and home care—and citrus-based repellents—are more effective in getting rid of fleas. Spraying ...