As the couple knelt down and began digging around the object, Colin wondered if it was some kind of strange fungal growth, a giant puffball.
When the couple lugged it into their garage and put it on their old set of scales, it weighed in at a remarkable 7.9 kilograms .
They’ve named the potato Doug, after the way it was unearthed, and Colin even built a small cart to tow Doug around.
He said they’d been growing cucumbers in that area of their garden before the weeds took over and hadn’t planted any potatoes.