Why can't we use sea water for farming?

There are some important reasons to it. 1. Adaptation Plants that are regularly accustomed to being irrigated by fresh water are not likely to survive the salt water concentration. read more

Although other answers explain why we cannot irrigate crops with sea water, they seem to miss an important point. Seawater is used extensively for farming in the sense that food crops are produced and harvested from the sea, and have been for a long time. read more

From my underground watering system for plants, trees, and grass, I discovered that my system could use sea-water for the same purpose and for farming. I pour sea-water into my underground watering pipes as is and the process of desalination of the sea-water is done by using evaporation to wet the ground. read more

Seawater farming addresses the severe lack of freshwater and undesirable soil conditions for agricultural activities in coastal regions. Saltwater, instead of freshwater, can be used to directly support a wide range of sustainable agricultural activities and enrich the soils in the coastal regions. read more