ABSTRACT An experiment to study the effect of medium on the growth of cocoa seedlings, had been done since June 1991 up to September 1991 at Banaran, Jambu, Ambarawa, Central Java. The soil type is latosol with pH 6,5 and located an elevation of 650 meters above sea level. at The applied experiment design was Completely Randomized Design (CRD) with five different media treatm…