Background: India is developing country, even with vast improvement in country’s economy malnutrition remains a challenge. Growth chart gives easy way of monitoring the growth of the child and hence help in early diagnosis and early correction of malnutrition. This study is intended to assess the knowledge of mothers about the growth chart and educate them in the same.Methods: A hospital -based, cross-sectional descriptive study. Conducted among mothers of children aged less than five years attending health centres for immunization during July and August 2013 by complete enumeration till sample size is met.Results: The study shows 28.4% of the children were underweight. The figure is similar to NFHS 3 results. Only 20 i.e. 14.9% of mothers had seen the growth chart before. Only 5 could tell the use of growth chart. None of the mothers were able to name the chart. Only one mother knew how it is used and could interpret the colors. Attitude and practice regarding growth chart is very poor. The study shows that mother’s occupation and father’s education had significant effect on weight of the child.Conclusions: The present study shows poor knowledge regarding the use of growth chart among mothers. With the high percentage of under nutrition among under 5 one of the easy and cheap method of monitoring the weight is by explaining mothers how to monitor the weight of the child. Further there is need to motivate health workers to help mothers in understanding the same.