Wednesday, 23 September 2026

YAM: THE UMBILICAL CORD OF IGBO IDENTITY IN THE TWENTY-FIRST CENTURY

By Amadi Ngozi Patricia

Ndigbo are one of the ethnic groups that constitute Nigeria. They live astride the Niger River in the southern part of the country. There are also pockets of Ndigbo in the following states: Benue, Kogi, Rivers, Cross River, and Akwa Ibom. Igbo presence is marked by the high prestige ascribed to yam, the pinnacle of which is the profuse annual celebration of the New Yam Festival. 


Andah and Okpoko have suggested that Ndigbo must have domesticated yam independently. According to a popular legend, Eri, the Igbo patriarch, sacrificed his first son to Chukwu in exchange for the knowledge of yam cultivation (Onwuejiogwu). Chukwu also gave Eri and his offspring the right of divine kingship and the mandate to spread the knowledge and rites of yam cultivation to all parts of Igboland. From this distant time, yam became the King of all crops (Afigbo). The yam spirit, Ahiajioku, also began to dominate all cultural institutions of the Igbo, and the yam culture became synonymous with Igbo culture. 


This paper focuses on those attributes of yam that portray it as the umbilical cord of Igbo unity in the twenty-first century. This study is apt, as some Igbo outside the South-East vehemently assert that they are no longer Igbo. The yam culture, however, tends to prove that such people, irrespective of their location, share a common cultural experience with the mainstream Igbo. According to Basden, yam is the flag of Igbo life. In support of this perspective, this paper assesses the status of yam before the colonial era, identifies those factors that have led to the depreciation of the yam culture, and accounts for the resurgence in the prestige of yam after the civil war. Oral interviews, focus group discussions, and key informant interviews were used to collect data. Analysis was conducted through descriptive, content, and inferential methods. The findings confirm that though the prestige of yam has declined in Igboland, the Igbo, wherever they are found, still carry the identity of yam and the yam culture. 


As food, the Igbo consider yam to be the king of all crops. No Igbo man considers himself fed if he has not eaten a meal of yam in one form or another. Yam was served pounded, roasted, boiled, or fried; eaten in the morning, afternoon, and night. It was the primary menu item in all Igbo festivals and ceremonies, including birth, marriage, and burial rites. 


Evidence of its symbolic value lies in the fact that yam featured prominently in the Igbo traditional calendar. The cycle of yam cultivation was the cardinal reference point for every other activity of the Igbo. Market days and other dates set aside for celebrations were fixed on this basis. The Igbo New Year was marked in honor of yam. No other crop deserved this level of respect. 


In Igboland, yam also symbolized wealth and the height of a man’s social status. These depended on the number of yam barns a man possessed. Successful farmers were rewarded with prestigious titles such as Ezeji, Diji, Duruji, and Osuji. Another symbolic aspect of yam was its prominence in Igbo folklore. Yam featured regularly in Igbo folktales, proverbs, music, poems, and songs—a situation that persists today. It is important to note that cassava does not feature in any form in traditional Igbo folklore. 


Igbo traditional religion was another domain where the symbolic nature of yam was manifest. Yam was deified, and the yam spirit was called Ahiajioku. In pre-colonial Igboland, religion, politics, law, and the general administration of justice did not have clearly defined boundaries. The rules and regulations of Ahiajioku provided the norms and values that regulated relationships between individuals, as well as between individuals and the broader community. Sacrifices of propitiation were regularly made to Ahiajioku before, during, and after each farming season to secure a bumper harvest. Ahiajioku’s control over fertility was not limited to yam and other crops; it was believed that with proper sacrifices, Ahiajioku could bless a barren woman with children. Names such as Ajoku, Nwanjoku, Njokuji, and Nwanjokuji were given to children born after such sacrifices in honor of Ahiajioku. 


Decline and Resurgence of Yam

The activities of the colonial administration and missionaries seriously depreciated the status of yam in Igboland. The colonial administration introduced taxes that required men to work for currency, which was easier to obtain by working for the colonial government, private companies, or the churches. The colonial government also built roads and bridges through forced labor, which severely depleted the workforce available for yam cultivation. Furthermore, the administration established new administrative centers that grew into urban areas. 


Many young people migrated to these urban centers, further reducing the agricultural labor force. Both the colonial government and the missionaries established schools to train interpreters and clerks, which ultimately disrupted traditional yam cultivation. Missionaries mounted a vigorous campaign against everything indigenous to Igbo culture. They disapproved of the high prestige ascribed to yam and the yam spirit. 


Indeed, yam posed a serious obstacle to both the colonizers and the missionaries in their respective efforts to colonize Ndigbo or convert them to Christianity. For this reason, they promoted cassava, which carried no spiritual or cultural attachment in Igbo tradition. They envisaged that these combined efforts would erase indigenous practices from the consciousness of Ndigbo (Anene, 1966). 


However, this was not entirely the case, as a resurgence in the status of yam occurred toward the mid-20th century, largely triggered by Nationalist Movements. Nationalists embraced indigenous identity, with figures like Nnamdi Azikiwe, Obafemi Awolowo, and Mbonu Ojike rejecting foreign names. Some indigenous Christians re-converted to traditional religion due to the ambivalent attitudes of early Christian converts. Yam continued to hold immense prestige and served as a rallying point for Igbo socio-political activities. 


The hardship and insecurity during the Nigerian Civil War further impacted the cultivation of yam. It was during this period that cassava assumed the role of the "mother of all crops" due to its survival value. The Igbo quickly adapted to cassava, devising various ways to process and consume it. 


However, as soon as the war ended, the Igbo returned to their reverence for yam and made concerted efforts to restore its pre-war prestige. In 1979, the first civilian Governor of Imo State, Barrister Samuel Mbakwe, instituted the Ahiajioku Lecture Series. This served as an intellectual platform for the Igbo intelligentsia to examine various dimensions of Igbo civilization through the symbol of the yam spirit, Ahiajioku. No other crop enjoyed such institutional prestige in Igboland. 


Again in 2009, the Governor of Imo State, Ikedi Ohakim, established the Ahiajioku Institute within the Government House premises in Owerri. Its mandate was to formulate a curriculum for the study of Igbo language and culture, modeled after institutions like the Goethe-Institut in Germany. Although the daily reliance on yam as a primary staple food has reduced, its symbolic value in the Igbo consciousness remains exceedingly high. 


The New Yam Festival

This festival is celebrated annually by Ndigbo in Nigeria and across the globe between July and October (Nwachukwu, 2026). It serves as a thanksgiving to the Earth goddess (Ala), the yam spirit (Ahiajioku), and the ancestors (Onwutaluobi, 2013). It remains a defining mark of identity for Ndigbo wherever they reside. 


Ella (2026) and Maduabuchi (2026) have identified indigenous Igbo communities in Akwa Ibom, Benue, Cross River, Delta, Edo, Kogi, and Rivers states where this festival is observed just as it is in the South-East. It is also observed in Equatorial Guinea, Haiti, and the Bahamas, where pockets of historical Igbo diaspora exist (www.joshuaproject.net). Furthermore, Igbo communities across Europe actively observe the festival. 


Depending on the specific region or dialect, the festival is variously referred to as Iri ji, Iwa ji, Ike ji, Eja nji, or Emume ji. Irrespective of regional variations in nomenclature or practice, the core focus of the celebration remains centered on yam and the yam spirit. 


The festival features the ceremonial eating of the new yam, traditional dances, the launching of community development projects, seminars, football matches, and cultural entertainment. Today, Christianity plays a notable role in the celebration, as several activities take place within church premises. In many Igbo communities, churches have integrated these cultural thanksgiving rites, with clergy conducting blessings in place of traditional priests. Ultimately, the celebration signifies that yam remains the umbilical cord of Igbo unity in the twenty-first century. 


Conclusion

Yam has remained the king of all crops in Igbo civilization. Although the activities of the colonial administration, missionary efforts, the civil war, and modern economic trends have altered aspects of Igbo culture, yam remains the most revered crop in contemporary Igboland. Its cultural consciousness continues to permeate the life of Ndigbo, whether in the core South-Eastern states or in the global diaspora. It remains the enduring thread that binds Ndigbo together, much like an umbilical cord connects a mother to her child. 



Bibliography

Afigbo, A.E. (1981). Ropes of Sand: Studies in Igbo History and Culture. Nsukka: University of Nigeria Press. 


Anene, J.C. (1966). Southern Nigeria in Transition, 1885–1906: Theory and Practice in a Colonial Protectorate. Cambridge: Cambridge University Press. 


Andah, B.W., & Okpoko, A.I. (2006). Foundations of Civilization in Tropical Africa. Lagos: CBAAC. 


Ella, Queen. (2026). Indigenous Igbo Outside the South East. Facebook. 


Maduabuchi, Anthony. (2026). Indigenous Igbo Outside the South East. Facebook. 


Obiora, R. (2019, November 22). Ahiajoku: Symbol of Igbo culture. The Sun Newspaper. 


Onwuejiogwu, M.A. (1991). An outline account of the dawn of Igbo civilization. Odinani, 1. 


Onwutalobi, A. (2013, January). New Yam Festival in Igboland. www.ebonyonline.com. 


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