It is easily propagated from root cuttings, and sometimes from the crowns, but not from seed. Horseradish is considered to be a heavy feeder of plant nutrients, and so regular fertilizing during the growing season is beneficial. As the roots grow best late in the growing season, it is best to delay harvesting as long as possible to allow as much root development as possible. Horseradish is primarily used as a condiment, grated into cream. It can be added raw to coleslaw and uncooked vegetables, chutneys.
Horseradish sauce helps in the digestion of rich smoked fish.