Abstract: The aims of this study were: 1. To find out whether nutritions derived from liquid organic fertilizer (POC) of chicken manure can be an alternative to AB Mix nutritions in supporting the growth and yield of lettuce using the wick hydroponic system. 2. To find out the effect of administering various nutrition concentrations of chicken manure liquid organic fertilizer on the growth and yield of lettuce using wick hydroponic system. 3.