Niger Seeds (NOUG) Niger Seed Is Considered To Be The Native Of Ethiopia . From The Place Of Origin, it migrates to east Africa and India. Niger seeds are grown in moderate temperature of 18% to 23% in all types of soils from sandy to deep clay loams. It is sown on March / April and harvested on June. it is popular for its light flavor and oil content . Ethiopia uses the Niger seed for the oil extraction for human consumption as cooking oil.