Salt Water Farming The Netherlands are experimenting with using sea water, i.e. salt water, for irrigation of their vegetable fields. The results have been fairly positive with the planting of onions, carrots, and potatoes. The BorderTransportationSystem will be bring sea water to desalination plants and fish hatcheries along the route, thus it can also bring irrigation water for farmers that are growing produce that is not negatively effected with salt water irrigation. Some farms managed to grow carrots, cabbage, onions and beetroot, but potatoes proved to be the most tolerant to saline water. Possible cash crops can also include the pink-flowering seashore mallow (Kosteletzkya virginica or saltwater soybean) and the dwarf glasswort (Salicornia bigelovii - nutritious edible oil)  Index of ... Crops that can be irrigated by salt water? Dutch Experiment Shows Farming With Salty Water Possible Landscape irrigation with salty water