Leafy greens are among some of the best foods rich in nitrates, and Swiss chard has a higher concentration of nitrates than many, including spinach and lettuce. More research is needed regarding ...

you can sub the chard in for spinach with very minimal effect," he said. Glenn grows it throughout the season and likes the extra crunch it gives when subbed for iceberg lettuce on a taco.

To celebrate the start of harvest Arizona growers and shippers are celebrating the 12th annual Arizona Leafy Greens Month.

Examples of cool-season crops which can be grown in fall and winter in Greater Columbus include lettuce, arugula, spinach, kale, chard, collards, beets, radishes, carrots, parsnips, broccoli ...