Jumbo’s quinoa now comes from Groningen, not Peru

More than two dozen farmers in the Netherlands are growing quinoa, a South American seed that copes with salt far better than the crops usually planted on coastal land. Salt is a worsening problem around the Dutch coast, with too little fresh water flowing to hold back the sea, and salt also seeps up from the ground in dry conditions. This destroys potato and onion yields, but quinoa can survive much more easily, being able to withstand up to 12...