A produce wholesaler has recalled thousands of crates of fresh peaches, nectarines, and plums sold at ALDI, Costco, Walmart, Market Basket, and other supermarkets due to potential Listeria monocytogenes contamination, the U.S. Food and Drug Administration announced Thursday.

The contamination was found during a routine sampling at the packing house, leading Jac. Vandenberg of Yonkers, NY to recall 1,727 cartons of peaches, 1,207 cartons of nectarines, and 365 cartons of plums.

Read more at Fortune.