Citrus researcher David Karp told The Guardian that the distinctive look of sumos has helped make the fruit a phenomenon—they ...

It's the celebrity citrus that sells out faster than Taylor Swift concert tickets. Here's what makes Sumo citrus unique and totally worth the price tag.

The fruit was unavailable to consumers in the United States until 2011 when California farmers marketed it as a "Sumo orange." The fruit's size and the characteristic top knot, reminiscent of the ...

“For fans on the hunt for Sumo Citrus, head to your local grocery store and keep an eye out for the iconic top knot and our bright purple sticker,” says Sunnia Gull, vice president of ...