Fibrous root crops

The crops/plants that require a maximum of 12 hours daylight with longer nights of about 10-14 hours.

Those crops that are cultivated mainly for the production of edible/other useful oil. For example: perilla, sesame, sunflower, soybean, peanut.

Sand culture is one of the soil-less agriculture practices where the plants are grown on inorganic media (gravel, sand) or organic media (saw dust, coconut coir dust) . The nutrients required by the plants are given through nutrient solutions.