The present study explores the variations in prices of Tapioca in major producing states i.e., Tamil Nadu and Kerala using monthly wholesale prices of Tapioca over a period of twelve years from 2011-12 to 2022-23. The trend analysis shows a significant rise in Tapioca prices in Tamil Nadu and Kerala coupled with substantial variations during the study period. Using the percentage centred twelve-month moving average method, the seasonal pattern in prices of Tapioca was analysed. In Tamil Nadu, the highest and lowest seasonal indices for prices were observed during the months of January and November respectively with notable intra-year variations. Whereas, in Kerala the highest and lowest seasonal price indices were recorded during months of April and December respectively. A three-year price cycles and high random variations were found in both states during the study period.