Gardening delivers produce that is tastier, cheaper and safer than store-bought, right? Well, not necessarily safer.“There’s always the potential from contamination, whether you grow your own food or buy it at the market,” said Marisa Bunning, an extension food safety specialist at Colorado State University.“You know more about (food safety) and have more control over it with a home garden, but animals have more access to your yard than with specialty crops grown on farms,” she said. “Not only wildlife, but pets.”