ABSTRACT The aim this experiment was to know effect of the age of on the growth and result of chilli pepper (Capsicum annuum), Taiwan variety, was conducted in Diwek, Sunggingsari village, Bulu district, the regency of Temanggung, Central Java. The soli type was regosol, the elevation is located on 900 metres above sea level. The experiment was done from April 1, 1989 up to…